already in some spots and hagerstown coming in at 2 below and 1 below and we're at 7 and five in gaithersburg and the wind will stay during the night tonight and the windchills will be colder and that's what we want you to remember. a very cold start to your day tomorrow and make sure you bundle up and everybody going back to work and the windchill advisory in effect here and the windchill advisory and northern fauquier and places to the west is only going to affect when the windchills get below zero and the potential is there for 10 below in some areas and even some of the higherel valgz e ee0 to 20 below zero and i want you to remember that when you step out the front door tomorrow and it is going to be brutally cold out there. the cold air sticks around tomorrow. the cold air is here on wednesday and there's enough cold air that you will see the potential for big-time snow. we are talking about the potential for a nor'easter and a major winter storm. we'll have much more on this

coming up in just a couple of minutes. >> thank you, doug. if you don't have it already now is the perfect time to download the nbc washington app so you can be ready for whatever system comes our way and make weather your home screen and get alerts. a family in prince george's county will have to weather this storm in another place because a tree came into their house. bureau chief tracee wilkins is live with why the timing of this accident may have saved lives. >> reporter: absolutely. because it just so happens that the family was sleeping when this tree came into their home and made all of the difference because it actually fell in an area that they most likely would have been in. i'm going to show you what it feels like behind me. when i walked in earlier today, what i saw absolutely took my breath away, but again, this family is grateful that everyone made it out okay. >> it sounded like thunder. >> all you heard was a big thus. >> a tree was dropping through

my house. >> he had to go out the back door, come around through the front and awaken me. because when you hear you don't pay attention because trees fall around here all of the time. >> the tree was mainly sitting on top of the steps so i couldn't around to get to my father to make sure he got out of the house safe. >> i came through the kitchen and all i could see was sky. >> if anybody had been sitting there we could have gone gone. >> thank god my family was in the basement on the other side of the basement. >> i'm thankful to have my family still. >> a 10-month-old baby, her mother, father and grandmother all made it out safely and for this grandfather that's what's most important. now the reality of what lies ahead has taken hold. >> i done cried all this morning. i'm all cried out. >> my house is pretty much gone. >> reporter: coming up on news 4 at 6:00, this is a frigid week,

cold, chilling temperatures and this family has to find somewhere else to stay. what their plans will be for the week and coming up at 6:00. i'm tracee wilkins. >> airport contract workers are calling for change today on this day when we remember dr. martin luther king and his message. the workers want to change what they say are unfair working conditions. protests took place at 9:00 u.s. cities. police in boston arrested several protesters. in the district, 100 people blocked traffic. mark segraves is live at reagan national airport where many protesters work. >> reporter: we're talking about the men and women like the skycaps behind me who help you at the curb at rayieagan nation airport and they work for private companies and many of them tell us that they make so little in their paycheck that they have to work two or three jobs just to survive.

>> we demand 15 and a contract! >> reporter: just steps from the martin luther king, jr., memorial. airport workers gathered with politicians calling for better wages and benefits. >> to demand basically that low-wage workers be respected. that they have the ability to earn a living wage and have the kinds of benefits that allow them to have dignity and respect. >> reporter: they're the men and women at reagan national airport who help you with your bags and escort wheelchairs through the airport, clean the airplanes and load the bags. >> many like this man who makes $8 an hour hasn't had a raise in years and they get little or no benefits. >> you haven't had a raise? >> nothing. nothing. not at all. >> reporter: do you have a family, i guess? >> i have a family. i have four children and seven grandchildren. >> reporter: how do you manage on -- >> it's very hard, actually. it's very hard. it's like, you know, just a poverty life. >> reporter: about 100 people

organized by a national group that wants to unionize the workers marched down independence avenue around the tidal basin disrupting traffic. >> without benefits. >> reporter: no health insurance? >> no health insurance. >> reporter: earlier this year, similar protests were around the country as airport workers went on strike. >> we are sick and tired. enough is enough. >> reporter: now we reached out to the companies who employ these workers, none of them returned our calls so far today. it's important to note they don't work for the airlines and they don't work for the airport here at reagan national. many of them make below minimum wage because they earned tip, but they told us that since the airlines have raised the bag fees, their tips have really been drying up. coming up at 6:00, you'll hear from one of these skycaps who has been working here at reagan for more than 50 years. he'll tell you what it means to him to get a raise. wendy, back to you. >> mark segraves, thank you,

mark. a big crowd up early on martin luther king day calling for people to stop the violence in prince george's county. they've seen too many young people killed. increasing gun violence and assaults against women and the elderly. they want the county to come together to reverse this awful trend. >> this is unacceptable, but we believe the solutions are at our fingertips and we focus education, mental health treatment and talking about the unity that we have to have and family. >> reporter: the group is calling on more prevention and intervention programs to stop gun violence before it stops. fresh off last night's debates all three presidential contenders started their day in south carolina paying tribute to the legacy of dr. king. hillary clinton, bernie sanders and martin o'malley all spoke at the state capitol. it included a call today to remove the confederate flag from

the grounds of the statehouse. that flag came down last year in the wake of the charleston church shootings. on the republican side, donald trump spoke to a huge crowd at liberty university in virginia. the school's president there shows polls there show the country is ready to elect someone who isn't a career politician. something trump touted today. >> we can all be politically correct. it takes too much time. we've been dealing with politicians for the last so many years, we are so tired of dealing with these people. they're no good for what we have to do. >> trump told the majority conservative crowd that if he's elected his administration would, in his words, protect christianity. he also blasted the democrats for their debate saying they would bring the country higher taxes. after the rally, trump left for an event in new hampshire. we have a developing story from northern virginia where three people were recovering after a shooting outside a popular theater venue.

this happened last night as the concert let out, and the bullets went into nearby businesses and let's get to news 4's chris gordon. chris? >> reporter: this afternoon i spoke with an employee at the state theater who was an off-camera conversation and he told me the shooting occurred along north washington street, but police say they believe it began with a fight inside the theater. ♪ ♪ >> reporter: northeast and scarface had just ended their go-go show called love, peace and unity. a fight broke out and falls church police responded at about 1:45 a.m. as the crowd left the theater a gunman started shooting. >> there were hundreds of people outside the theater exiting the venue, and in that there was at least 15 to 20 shots fired witnessed by the officers in terms of they heard the shots.

they didn't see the shooter. >> reporter: three men were wounded and treated for non-life-threatening injuries. bullets smashed through two windows and an office building across the street from the theater. one of the businesses let us inside to show you the path and force of the bullet. one bullet came through this window at the office of the defense contractor. it went through this door, through this wall, continued across this office space, hitting this wall and going on. >> it came through here and lodged into the back of this wooden bookcase where it was retrieved by police as evidence. the president of the company was called by police at 4:00 a.m. and saw them dig the slug out of the wood. >> it definitely looks like a hollow point to me when it was recovered. >> reporter: it is located on north washington right across the street from the theater. >> we were scared and nervous and we're happy that employees and customers aren't here in the area when it happened.

>> reporter: ahead, the warning police want us to pass along as they ask for your help, finding the gunman in this triple shooting. that's the latest live in falls church. wendy, back to you. for the second time in less than a week, tsa stopped someone in dulles with a loaded gun. officers found a .38 caliber handgun loaded with six bullets in a carry-on bag and they did cite the passenger with a state weapons charge. parents, school leaders and neighbors in prince william county are coming together after threats were found on the walls of three skoos. the graffiti was at woodbridge, garfield and forest park high schools after new year's, and the threats are not credible. st. matthews lutheran church in woodbridge. school leaders will be there to answer your questions. when we come right back on news 4 at 5:00, the big game tonight.

the fbi and department of homeland security shared with news 4 detailing their concerns over terror strikes during super bowl 50. we have new details coming in in the ongoing search for those 12 marines missing after two helicopters crashed off hawaii now four days ago. it seems like crossing the street would be a pretty simple thing to do, but in the largest county in our region it's becoming all too deadly. i'm adam tuss and i'll tell you about the spike in ♪ you like being picture perfect.

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oh, that's a lot more. oh yeah, i'm all about more, teddy brosevelt. geico. expect great savings and a whole lot more. reminder again, it is a weather alert day right now, folks. we were in tyson's corner as everybody was bundled up, check it out, doing whatever they could to stay warm. it is only expected to get colder outside tonight into tomorrow morning and doug and veronica are finalizing their forecast. it's coming up in just about ten minutes. also make sure you download our nbc washington app to get weather alerts any time. >> and the search for 12 missing marines off the coast of hawaii is in its fourth day now. rescue crews are challenged by largevisibility. the marines were onboard two helicopters that crashed.

the crews have been searching for 24 hours a day. rescuers did find debris on saturday, but there is no sign of the people lost. one of those missing is the brother of miss district of columbia haley jardes. she is now home with her family in florida. her brother corporal thomas jardes is 22 years old. the number of deadly pedestrian accidents possibly because more cars and people are hitting the streets. adam tuss is along gallows road, not far from one such crash. adam? >> reporter: that's right, jim. the landscape in northern virginia has changed so much, and that means you really have to be safe out here if you're walking around as a pedestrian and everything that's going on and you consider places like tyson's corner and it is a good time to remind everyone to be safe out here. pedestrian deaths in the largest county in the region are on the

rise. pedestrians say it's a problem with the drivers. >> there are occasions where the drivers are not necessarily paying attention. >> reporter: drivers say it's a problem with the pedestrians. >> i definitely worry from people who aren't from here and are walking around and don't realize you can't just go whenever you feel like it. >> reporter: according to fairfax police 11 crash-related pedestrian fatalities. could all of the development be playing a role? this is not what it said even years ago. lucy caldwell with fairfax county police. there are a lot of buildings going up and there are a lot of people shopping in the area that may not be familiar with the traffic patterns. >> reporter: she says police have noticed and are worried about people that may not be crossing in a cross walk. >> we have a situation that have occurred near metros where

people don't want to take the extra few minutes and they cross where they shouldn't be crossing and they aren't taking their lives and the lives of the motorists into their hands. >> reporter: area leaders may be trying to educate the entire region about being street smart out here. now coming up at 6:00, pedestrian safety is actually top of mind as we look forward to the end of the week and a potential big snowstorm coming up. i'll tell you what local police say you have to do if the snow hits. reporting live in maryfield, adam tuss, news 4. scott macfarlane at the live desk. we are learning about the passing of eagles founder glen frey. he died from rheumatoid arthritis and pneumonia. and words cannot describe the

love and respect he's given to us. his family, and millions of fans worldwide. glen frey was 67 years old and not just a member of the eagles, but also a successful solo artist. wendy, back to you. >> wow. thank you. neighbors in springfield may want to keep their curtains closed as police try to track down a peeping tom. this picture of surveillance video of the man the police are looking for, they don't have his name. they're suspected in several chases on homes on gloucester avenue and giles place and that's two blocks from crestwood elementary and he's suspected of several cases from the end of december through last friday. the family of an ohio man shot and killed by a police officer will receive a settlement worth more than $5 million. the university of cincinnati will pay the family of samuel dubois $4.8 million. the school will also provide free undergrad schooling for his 12 children.

a university officer shot and killed dubois during a traffic stop last july. that officer is now charged with murder. an event held in honor of dr. martin luther king jr. paid tribute to the pastor killed in the charleston church mass shooting. the widow of clementa pink me accepted an award at the national king day awards. her husband was one of the people killed at the emanuel a & e church last year. >> he lived a life like the dr. martin luther king, jr. he was a preacher. he was a teacher, and i'm going to continue to honor his legacy. >> attorney general loretta lynch delivered the keynote address. her predecessor eric holder was among the other honorees. i'm julie carey in richmond, virginia where gun control activists say their momentum is growing in the wake of new

tragedies while gun rights activists say they are fired up, too, because of new restrictions. a look at the dueling legislation just ahead. extremely cold air across the area tonight. that's why we're in a weather alert mode in the storm center and we're also watching that potential big snowstorm later this week. we'll

the weather alert today is for the very cold temperatures that we've seen. we've been outside and you just know it's cold and not just cold, but brutally cold across our region. high temperatures today only in the 20s and average high this time of year, we're sitting at 21 degrees and winds out of the west at 16 miles per hour and 16 mile an hour wind gives you the windchill and the wind gusts are higher and 28 degrees in frederick right now or 28 miles per hour in frederick right now and 28 miles per hour in camp springs and 30 miles per hour in win chester and we've seen winds gusting upward of 30 to 45 miles per hour over the last couple of days and once again that wind is going to be a factor right on through the rest of the evening hours and veronica johnson is on the storm team 4 weather deck and v.j., you combine this wind with those temperatures and those windchills are brutal. >> that they are.

they're brutal right now and we're expecting them to be even lower by early tomorrow morning and it's hard to believe. we're in the single digits and a few locations have dropped below zero already and hagerstown, martinsburg and minus 2, minus 1 and single digits in d.c. and we're holding in the teens and by early tomorrow morning sub-zero windchill readings and that will mean for some extremely harsh conditions and 15 your temperature and 8:00 a.m. and the wind will be staying throughout the day tomorrow and high temperature of 25 degrees and we'll go from windchill temperature, 0 to 5 in the early morning and feeling as good as teens by the afternoon. that is it. it gets a little better, though, doug by mid-week. >> it will feel a little bit better and the winds will begin to calm, but we'll still be quite cold as we move on through the next couple of days and that

sets the stage for the next storm and nothing on the radar, but i want to show you what's happening and clear skies for the most part, but i take you out west and i don't do this often and tracking this system and it is a monster of a storm coming in toward portions of california and an el nino-fueled storm that will bring you one to two inches of rain from san francisco to lake tahoe and that system moves from california, through the rockies and down toward the gulf and here it comes picking up a lot of moisture off the north atlantic and off the atlantic ocean and with that, we see the snowfall. it's going to be cold enough to start on friday and we have snow and most likely, and nor'easter potential could even be a blizzard and still way too early, though, but the models aren't very good and normally we have this continuity and one model over here and another here and the models are in good

agreement and this is going to be a major winter storm for our region and that's why we're talking about it three or four or five days out of this event and it doesn't start until friday and it's something we'll continue watching and keep it right here and don't listen to anybody else because it will be out there the next couple of days and we will continue to keep you posted. still quite cold and 29 in fredericksburg and 25 over toward the leesburg area and as far as the windchills tomorrow and we're in the teens all day and tomorrow is the weather alert day and 34 degrees on your wednesday and 35 on thursday and then friday, a temperature of 31 with heavy snow moving in and we'll talk much more about this coming up in just a few minutes. right now at 5:00, the news 4 i-team received a cope of a government memo and talks about concerns at the super bowl. why the feds believe a recent number of small attacks could be a sign of something bigger. the contentious day in richmond, both sides of the gun delate lobby lawmakers trying to force changes.

in this election year will anything cha

a gun duel in richmond. gun rights and gun control activists all lobbying lawmakers there. >> emotions run high with nearly 100 gun-related bills introduced in the general assembly. bureau chief julie carey has the latest.

>> the signtickers signal their positions. gun save lives for gun rights supporters. many in that group also had guns at their hips as they crowded the general assembly building hallways and confronted lawmakers with their concerns. >> so when we pass more gun laws it does not prevent criminals who commit mass shootings from getting guns and carrying out their crimes because they get them illegally anyway. >> gun owners are especially upset with two recent changes. governor mcauliffe issued an executive order banning the open carry of guns in state office buildings and weeks ago, attorney general mark herring announced virginia would no longer recognize out of state concealed handgun permits. this arlington woman made her discontent with this sign. >> reciprocity is a big deal. it's the first step and it's a slippery slope. >> we will not stand for any more encroachment on second amendment rights. >> reporter: later, when gun control advocates gathered at

the same spot, governor mcauliffe got huge cheers for their actions. they vowed to continue the push for universal background checks. >> reporter: that plea was underscored by barbara and andy parker whose daughter allison was one of two journalists shot to death on live tv. >> even when we hear nothing could have saved your daughter, we are not deterred from what we must do. >> reporter: and a new voice was added here today to the ranks of gun control supporters. ahead at 6:00, you'll hear from the northern virginia mom whose college student son was gunned down just a few months ago. in richmond, virginia, i'm julie carey, news 4. concerns outside the stadium are underground and an internal memo by the fbi and homeland security officials details the risks of terror strikes against super bowl 50 and the game is three weeks away and records obtained by the i-team scott macfarlane showed very specific

worries and threats. scott? >> super bowls are always high-profile and highly secured events and super bowl 50 of santa clara, california says there has been no credible threats against the game yet and specified newer concerns this year. it says the recent paris attack showed the most vulnerable target could be fans and events outside the stadium where it's free tore move and where there are fewer checkpoints. it also says the risk of lone wolf attackers is real because those types of attackers are better able to remain undetected and there's also concern of, quote, a malicious actor could operate a drone and a risk to the fans and the aircraft designed to protect the game and the stadium. the most specific threat detail exists under ground. the memo says there have been a recent series of unsolved, deliberate attacks against fiber optic cables in the bay area. more than a dozen. the lines were intentionally severed. it also says the attacks raised concerns someone was trying to,

quote, prod network durability in conjunction with a more complex plot. >> the law enforcement reports on this don't indicate whether it's terrorism, vandalism or other types of motivation. everything has to be kept open. it just highlights another aspect of threats that we have to plan for when we're thinking about an event like the super bowl. >> to be clear, the memo says there are no specific, credible threats yet to super bowl 50. the u.s. department of homeland security wouldn't comment to the i-team about the fiber optic line threat instead issuing a statement of attempted attacks in the homeland were at increased security and increased public vigilance and awareness. wendy? >> well, scott, and the news 4 i-team investigated a series of attacks against a previous super bowl including a halftime show starring beyonce and against the stadium itself. you can find that on the nbc washington app. a man who has been linked to some of the people involved in

the paris attacks is in custody tonight in morocco. the man is a belgian national of moroccan descent. the associated press reports the man spent time with isis fighters in syria including the alleged ringleader of the paris attacks and a belgian federal prosecutor says the man has a previous conviction of involvement with a terror group. 130 people died in that november attack in paris. and to a developing story now that involves "the washington post" reporter freed by iran. jason rezaian's coworker and brother say he is in good spirits, but longs for human contact. he spent 18 months in prison on accusations of espionage. rezaian is being checked out at a u.s. military hospital in germany now. he was released saturday as part of a u.s.-iran prisoner swap. the u.s. lifted nuclear sanctions and imposed new sanctions to companies who helped iran's ballistic missile program. with those sanctions lifted, many of the people in iran are now looking forward to what it

could mean for them personally and their country's economy. nbc's richard engel has reaction now from the capital of tehran. >> reporter: the mood here in tehran is one of expectation, of optimism. people are hopeful that now that the sanctions have been lifted iran's economy and their personal wealth and income and livelihood will greatly improve and could greatly improve, they hope, quite rapidly. >> translator: while we are happy, it feels like we are free now. we are out of the cage and we can do whatever we want. >> the sanctions have made it almost impossible for iranians to do business, particularly do business abroad. it was difficult, in some cases illegal for iranians to move money in and out of the country. iran couldn't openly trade its oil on the international market and iran now is waiting for tens of billions of dollars of unfrozen assets to also once again be integrated into the economy. the iranian president rouhani

has done a victory lap, yesterday speaking to iranian national television telling the iranian people that this deal was a victory for iran, victory for the resistance and principles of the iranian revolution and said that the only people around the world opposed to this deal are, in his words, warmongers in the region, israel and what he called hard liners in washington which many here interpret it as a reference to donald trump and some of the other republican candidates. richard engel, nbc news, tehran. for the seventh year in a row, students, staff and others turned a day off into a day on. about 200 volunteers gathered at the alexandria campus at the community college, helping end hunger locally and internationally. >> we have two donations going on right now. we have local, canned good donation that will go to charity here where they will actually

bring the packaging in. >> our goal is to package 35,000 meals today. >> i feel like it's a good thing to do and to partake and facilitate in such a good cause. i find it's a good thing to do. >> reporter: the packages of dehydrated food makes six meals. a murder-suicide in a small new york community has people asking when will the violence end. are you taking antibiotics right now? there's new research that explains why you may not n

back new at 5:00, it is the season, folks, where more of us are makingthose visits to the doctor's office. >> researchers are prescribing more commonly prescribed drugs. the american college of physicians all say half of the antibiotics being described today are not necessary. they say they should never be used to treat the common cold, and the cdc also says antibiotics are not needed for bronchitis or sign us infects except in a more serious condition unless a more serious condition is suspected. we have a traffic alert if you plan on traveling near the old washington post building in downtown, d.c. lanes are closed near l street and 15th street for demolition work. this will also impact everyone, it doesn't matter if you drive,

walk or ride your bike, work to tear down the building will take place 24 hours a day through april. some lane closures will continue for the next two years. crews will be putting up a new building for fannie mae in its place and the new build is on franklin square. the founder of space ex, thinks it was ice. it could have contributed to ice buildup that may have caused that rocket to collapse. it had been launched successfully with an ocean monitoring satellite and was landing on a barge in the pacific, but one of the support legs broke. that rocket toppled over and as you see now burst into flames. well, with another year of travel in the books what can we expect? 2016? experts say many new changes in the travel and hospitality industries are fueled by

millennials. i'm tom sherwood along the anacostia river in southeast. there's not just a lot of birds out here, there's a lot of trash, too. some people are doing something about it today. i'll have the story coming up. another weather alert day for storm team 4 as we deal with sub zero windchill readings and at the end of the week could be another weather alert day or days as we track the potential for a major snowstorm. ♪ know you can keep your financial big picture under control. know you can see how much you have to spend and whether you should transfer funds. know you can easily keep track of what you're putting away. and know you're budgeted for the great escape. thanks to virtual wallet by pnc. ♪

bitter temperatures and brutal weather conditions across much of the country. in syracuse, new york, the ice turned this morning's drive into the demolition derby. plows struggling to keep up in parts of new england had near white-out conditions. in iowa a mother and three children died in a fire after six fire trucks and firefighters had to haul in water from six miles away. it is so cold in chicago, even walking is difficult. ver veronica joins us right and on the bookends this week for another day tomorrow, and very low temperatures and very low windchill readings and the winds still stay up and unusually cold air right over us. so the weather tomorrow once again will have moderate to high impact on our area because of the wind and cold. make sure you download the nbc washington app and we'll keep you ahead of it all and you can

also get to live radar toward the end of the week with this potential storm system coming in right there in the palm of your hand. our current wind gusts right now are anywhere between about 23 and 28 miles per hour, the highest right now, camp springs and down toward pax river and it was last night when the winds were gusting up to 40 and 45 miles per hour. where do we go from here in this is early tomorrow morning and tomorrow afternoon. early in the day our winds will still be around 25 to 30 miles per hour and then it will start to ease tomorrow afternoon, but not until the afternoon. so where that puts us is dealing with sub-zero windchills early in the day for your tuesday and 7:00 to 8:00 a.m. at the bus stop. if you can wait to drop the kids off, maybe, and drive them to the bus stop and help to keep them warm. 25 the temperature by tomorrow afternoon and it will be for sure an inside recess day. as far as the temperatures go, we'll rise to a high temperature of 28 degrees and we have sunshine expected throughout the

area. again with that wind and we have sunshine, not dealing with the storm system tomorrow, mid-week won't be quite as cold and clouds will be moving in and take a look at the weather impacts and travel exercising and out and about tomorrow and we have the green light for traveling and as far as out and about and stay covered up and keep it moving. exercising, inside day, too, we've got the red light on that. as far as the next change, you'll notice it is early wednesday when our temperature gets above freezing and it will be in the upper 20s for wednesday afternoon, but above-freezing you really won't notice it and the conditions being quite as harsh. here's a look at friday and saturday a chance for significant snowfall and the system we're tracking still developing out in the west coast and blizzard potential with snow drifts for traveling. there could be some cancellations, some delays and some roads with issues as well as the power being impacted

across the area. so what i'm telling folks to do right now is at least have a plan b. too early to panic and too early to go changing your plans completely and just have a plan b right now because a lot could really change. we'll have more on that coming up on news 4 at 6:00. as far as temperatures this week, we stay in this 30. so the potential for snow, it comes and it is something around here and then it remains cold. again, we'll have more on tomorrow being a weather alert day along with that potential snowstorm coming up on news 4 at 6:00. guys? v.j., thanks, extreme cold created a number of issues for firefighters as they worked to put out this house fire that turned deadly in central iowa. fire crew his to haul water from six miles away at some point because water hydrants and trucks kept freezing. a woman and three children died in the fire and investigators believe the blaze began from a space heater. they say all of the victims were huddled together in one room.

the seagulls were flying all around and the winds were blowing like mad and a huge crowd of young people turned out today in the bitter cold along the anacostia river park. tom sherwood reports they were helping to haul out tons of trash and overgrown weeds. >> reporter: the seagulls were out in beautiful flight today while other birds were picking away at thrown-away trash and despite the bitter cold, hundreds of volunteers also gathered along the anacostia river park in southeast washington today to pick up tons of that trash on this now annual martin luther king day cleanup. >> girl power, huh? >> reporter: and to pull out overgrown vines and other invasive species and along the anacostia bike and hike trail earlier today. >> and the hidden trash and 27-year-old roland richardson of shepherd park in northwest d.c. growing up in the city, his father, mother and grandmother schooled him on the outdoors. >> every weekend me and my

grandma would go to weekend adventures to some national park and some open space in washington, d.c. >> reporter: now he works for the student conservation association which helped run today's cleanup. >> one down. >> reporter: he says the outdoors can be life changing. >> what are you thinking right now? >> one, i'm just glad that everyone is out here this morning since it's so cold. being from the city i got to get away from some of the noise any distractions of everyday life, and i just found a peace in the woods. >> reporter: it was so bitterly cold that interior secretary sally jewel and other officials cut short the work day. and for sure the new picnic tables will have to wait for another day, too. in the district, tom sherwood, news 4. here's an interesting story. people who live on the lower levels of a high-rise may have a better chance surviving cardiac arrest than penthouse dwellers. ape new study out in the canadian medical journal found the survival rate went down the

higher they lived. most people above the 16th floor actually died and no survivors above the 25th floor. better placement of defibrillators and giving first responders sole access to elevators in emergencies could save more lives. and the ticks that transmit lyme disease are more common than ever. they are now found in 45% of u.s. counties according to the journal of etymology. in 1998 these ticks were in 30% of counties. in virginia, this tick is the case of finding this particular tick is up 26%. symptoms of lyme disease are similar to the flu. since it's so cold outside, we know many of you are already thinking about summer and your summer vacations. >> from hotels to airlines you might notice some changes as nbc's chris clackum reports it's all due to demand from millennials. >> reporter: millennial business travelers are already credited

with big changes in the hotel industry. >> millennial business travelers have money to spend, but they're not very loyal and they're looking for an authentic experience and a more technology-driven experience when they're staying at hotels. >> millennials are more likely to be working in the coffee shop or common area than their room. now the 20 and 30 somethings are getting credit for what's called leisure travel. >> this is the business traveler who tacks on leisure travel to their trip, hence, bleisure travel. >> that means hotels are offering business travelers even more leisurely things to do. and notes that the airline industry is taking notice offering, for example, seats with more plug-ins for mobile devices. >> and we'll see more spaces for laptops and tablet storage in seat with some of the newer

planes coming out in the new year. >> reporter: so she says, millennials are again driving change, but like all travelers should be booking spring and summer travel right now. chris clackum, nbc news. david bowie's album blackstar is now number one on the billboard chart. adele's album 25 held that top position for seven weeks. bowie's 2002 album best of bowie is now at number four. this last week is the best sales week for bowie's music since nielsen began tracking music purchases 25 years ago. "blackstar" was released just two days before bowie's death. he died january 10th from cancer. this story has been all over social media in the last day and a half two popular student athletes in western new york are dead tonight. new details this evening on the student who killed them, then himself st

firefighters in herndon will be operating out of their temporary facilities longer than first planned. their station number 4 is set to open in october. the state of the art facility on spring street will replace the firehouse that had been operating for about 60 years. take a look at this. a firefighter's rescue of mother and baby are captured on video, recorded from his helmet. the woman and her child were trapped inside a burning apartment in fresno, california, saturday. the firefighter takes the baby and lowers it to another

firefighter before helping the woman out. two college students and a former student found dead in a home in the rochester area. now police are calling it a case of murder-suicide and they say a breakup may have been the motive. reporter brett davidson has the story from new york. >> today for the first time answers about what happened inside this home on wadsworth street, early sunday morning. the police today said 24-year-old colin kingston, a former student stabbed his ex-girlfriend kelsey and matt hutchinson to death before turning the knife on himself. >> we believe that mr. kingston was distraught over the breakup which led up to the events of yesterday. 21-year-old annisia of webster was a senior education and spanish major and a member of the women's basketball team.

he was a hockey player and volunteer firefighter. today banners hung from the fire station and a canadian flag was flying in his memory. the tragic incident occurred as students returned to campus from winter break. >> it's a profoundly sad day for all of us at suny, and in the village as we mourn these heartbreaking deaths. >> police say he went to her home with a large knife he had recently purchased. it's possible they were asleep when they were stabbed to death. police say they were alerted after kingston made a phone call to his father. >> just called in from an unknown number and states that he murdered his girlfriend and that he's also going to kill himself. >> when police arrived at their home on wadsworth street, kingston was also dead. police say kingston and annisia dated for three years and after the breakup he'd made suicidal comments to people. >> he certainly was upset. went there, his exact intentions and certainly don't know what he

was thinking as he entered the place. we certainly don't know what his intentions were when he entered that room. >> police say there were four other people at home at the time when this all happened. they say those other residents are mostly basketball teammates of the victim. > . >> now some really cold and stormy weather having an impact on much of the country. here in the d.c. area people are all bundled up today. we are bracing for an even colder start tomorrow. when you factor in the windchills. >> 50 million people in the united states are dealing with snow and ice and with this bitter blast of arctic air and we're tracking the potential snowstorm for us later this week. let's get right to doug in the storm center 4. >> we talked about this last week how this would be a busy weather week. you start the week here on monday and we're in red mode in the storm center and that means a weather alert day and today

the weather alert for the cold. same deal tomorrow. it's all about the cold and look at the current windchills and here we are at 6:00 and the five degrees in the city and 2 below zero and we'll only go down from here and the winds gusting upward of 25 to 30 miles per hour and that wind will continue tonight and that's why we have a windchill advisory through tomorrow at noon and montgomery county and northern fauquier and everybody back to the west. windchill this evening overnight could be between 0 and 10 below zero in some locations.er eleva between 10 and 20 below and that's why we have the windchill advisory and the cold is the number one factor today and then it's about the possible big snow and this snow making its way up friday and saturday and developing off the coast. this could be a big snowstorm. we'll talk much more about that coming up in just a couple of minutes. >> all right, doug, and to stay aheadof