aregood afternoon yeah we have a dynamic storm system that's heading in our direction as we speak we been seeing the rain now and i have to deal with that enhanced chances him said severe weather now the storm production center has actually increase the threat of severe weather across our region have that this is one of the areas were really concerned about places from lynchburg only to danville south boston severe in the yellow the orient will ran areas of fine your city on than that this is an enhanced area or moderate risk as he moved to use a south boston juergen that red zone parts a halifax county and that red zones and that means that you have a fire risk of severe weather in the potential for a quick enough tornadoes a gloomy concerns watching this afternoon not just tornadoes but storms that may produce damaging wind us partly ever was never really not areas seeing a moderate risk that's why were you emphasizing the potential of the severe weather so high as he head into eastern sections but even a marginal risk you can't

have that chance of and isolated strong thunderstorm was seeing some activity already down into north carolina and we do have our weather watcher up there and am chris white nineties or soldiers are is down in north carolina and out him right now we are continuing to monitor his you need right now he's down your home north carolina which is are just to the south and fontenot outages the south of twenty nine season hello north carolina you can see it's arty get gardener tears in that tornado watch area so there's no warnings right now meaning a tornado would be on the ground reason the watch area which means it you deftly need to be aware watch out for those possible tornadoes later on today an agency the tornado watch box that's a good portion north carolina south carolina and she asked noses its way toward the virginia border this the area that has the best chance seeing toward attic activity within the next several hours of course watch means the potential is there dozen units can happen the potential is there easy that second area wind far southwestern sections of north carolina that is also

rotation in that wine that's in be heading up toward the north and east will have much more this coming up right i will be tagteam in the main weather as well talk about the timing and west the best risk and when this finally getsw at noon: police have one person in custody, following a standoff this morning. officers went to a home on lakeside drive to arrest a man and search the property. the man initailly wouldn't cooperate, so officers surrounded the house with weapons and a k-9 unit. two people left the house around 11:30 and one was put in handcuffs. police have not said why they wanted to arrest the person or search the property. also new this afternoon: we know the name of the man who police say was murdered in roanoke yesterday. police say martavious ra'shad cook was killed along westwood boulevard, shortly after 4:30 yesterday afternoon. investigators are talking to witnesses and gathering evidence. no arrests have been made, and a police spokesman says officers are not actively searching for any suspects. police in danville are investigating a murder. it happened just after 12:15 this

block of halifax street. a man was found dead with apparent gunshot wounds. the name of the victim has not been released. anyone with information about the shooting is asked to call police. there are new details in the nicole lovell murder case. according to the washington post, the virginia medical examiner's office has released the official results of the investigation into blacksburg teenager nicole lovell's death. the medical examiner says lovell died from stab wounds to the neck. david eisenhauer and natalie keepers were both arrested on charges related to her disappearance and death. both are currently in western virginia regional jail. new at noon: a roanoke county man is charged with one count of forcible sodomy. david bocock is being held in the botetourt county jail without bond. according to the botetourt sheriff's office, the victim was a minor. bocock is a lieutenant with roanoke fire-ems and has worked for the department for 25 years. bocock was also on the substitute teacher list for botetourt county public schools, but he's now removed from that list. donald trump

other candidate in the nevada caucuses last night, giving him a third straight win. up next, super tuesday, when voters from massachusetts to alaska will head the polls. and mark albert reports, that's when more delegates will be up for grabs than the first four early voting states combined. . "we love nevada, we love nevada. thank you!" donald trump scored a huge victory in the vada caucuses tuesday night (sot: donald trump/(r) presidential candidate) "we won the evangelicals, we won with young, we won with old. we won with highly educated. we won with poorly educated." he even won a group the pundits said wasn't possible. (sot: donald trump/(r) presidential candidate) "46% with the hispanics! 46%. number one with the hispanics." marco rubio and ted cruz are downplaying the results from last night's caucuses. each claims they're the only one who can beat trump. and both agree there's still time to take him down. (sot: sen. marco rubio/(r-fl) presidential candidate) "i think it's important to take a deep breath here. first of all, the republican nomination is decided by delegates. it's over 1,200

we're nowhere even near that number." (gfx) trump has won 81 delegates so far with rubio and cruz at 17 each. all eyes are now on next week's super tuesday with 595 delegates at stake. (sot: sen. ted cruz/(r-tx) presidential candidate) "i cannot wait to get home to the great state of texas." texas has become a must-win state for ted cruz if the senator hopes to remain a viable alternative to trump. (nats) "it is our duty as texas conservatives to appoint a leader we can trust." wednesday, he picked up the endorsement of texas governor greg abbott. mark albert for cbs news, the white house . we're still waiting to hear final details, but all signs point to an appearance by the gop frontrunner donald trump in southwest virginia next week. wdbj7 learned yesterday that bluegrass legend ralph stanley and his grandson nathan are endorsing trump for president. their publicist confirmed they are planning to attend a campaign event on monday in salem. trump was last in our area in january at liberty university in lynchburg salem city officials

staffers though say no plans have been finalized. a man is charged after deputies say he led them on a chase in montgomery county last night. the sheriff's office says joseph meade is charged with several crimes including dui and reckless driving. it started last night around 8 when a deputy says meade's vehicle was going more than one hundered miles per hour on roanoke road near eastern montgomery high school. when the deputy tried to pull him over, meade sped off. a pursuit eventually ended with a head- meade's car and the deputy. no one was hurt. a woman has died after her van crashed in patrick county. it happened night just before 10 on orchard road, not far from abram penn highway. state police say angela dalton was killed after her dodge caravan ran off the left side of the road and hit a tree. no one else was hurt. the centers for disease control and prevention is investigating more than a dozen new cases of zika virus, possibly spread through sex. the cases involve men who visited areas affected by the

may have infected their female partners. health experts say the virus stays in the blood for about a week. however, it can stay in semen for much longer. zika typically causes only mild symptom in most people. but in brazil, health leaders have reported an apparent link between the infection and a rare birth defect. . continuing weather coverage now: as leo and brent mentioned earlier, the severe weather that hit the gulf states hard, is now heading our way. kenneth craig reports, tornadoes have killed at least three people, and left a path of destruction, from mississippi to florida. four homes are leveled on this block in pensacola, florida after a suspected tornado hit tuesday night. this couple rode out the storm in closet. sot: mos for 30 seconds, it was like a nightmare. sot: mos just something you never want to imagine going through, ever. despite all the damage, no major injuries are reported in pensacola. (natz) in convent, louisiana crews are searching for additional victims in this trailer park. at least two people are dead and dozens injured after a tornado sent mobile

sot: sheriff willy martin/st. james parish there are family member calling in that have not made contact with loved ones. we just need to determine that everyone is accounted for. another twister blew the roof off this gym in praireville. (sot aaron forsyth/witness) "they had about 35 people here, working employees working out and about 8 kids in the daycare- definitely a scary situation" (-:35) forecasters expect the nasty weather to move north. heavy rain and possible tornadoes are in the forecast for the carolinas. kenneth craig, cbs news, atlanta a snow storm in chicago is impacting travel into roanoke. the roanoke- blacksburg regional airport say two flights from chicago to roanoke have been cancelled. what one group in roanoke county is doing to help keep children safe online. and how much homework is too much for students? more about what's

a missouri jury has damages in a lawsuit over its talcum powder. the suit, brought by the family of jackie fox, alleges that fox died died of ovarian cancer caused by the company's product. plaintiffs in the case argued that johnson

dangers its talcum powder presented. johnson and johnson released a statement saying it stands by the safety of its talcum powder. the company is appealing the ruling. many educators and parents alike are resigned to the idea tha that homework is just part of learning and succeeding at school. but when does it become too much? jame yuccas explores the great homework debate. frania corniel's living room is now set up as a classroom. nat teaching two years ago the new yorker started homeschooling her sons and niece. it was olivia's workload in kindergarten that drove the change. :16-:21 (frania corniel/home schools) every day she had to do reading, phonics, writing word math (is holding big packet flipping through) (olivia) it was very hard and i didn't like to do homework :27-:31 (bridge: jamie yuccas/bronx, n.y.) when children have too much homework many argue kids don't have time to be kids. (howard) you want to help kids to manage their time well. dr. jamie howard is a clinical psychologist with the child mind institute. she says younger children should get no more than 20 minutes

day. that's in line with the national pta's recommenda tion of 10 to 20 minutes per night in the first grade, and an additional 10 minutes per grade level after that. by twelfth grade, that's 120 minutes per night. :58-1:05 (dr. jamie howard/child mind institute) their attention span is short and corniel agrees - with the time they save on homework, her kids learn life skills. (frania) they expose themselves to other things like museums, the park, swimming and music lessons. so her kids can enjoy being kids. jy, cbs news, bronx, new york even the youngest of children can navigate their way on the web, and that's not always a good thing. prevention council of roanoke county is trying to educate families about the potential dangers online and on social media. the organization's leaders say keeping kids safe on the web can also help prevent other risky behaviors.

council of county: we're looking in to helping parents that giving a child a phone is very very powerful, and they really need to think about, what are the things they need to look at before they even do that. at the elementary school level, we're really concerned that maybe kids don't even need phones, or if they do, these are phones that would just be able to call mom and dad. for helpful links to learn more how to keep track of your child's web activity, head to our website, wdbj7-dot-com and click on this story. on a rainy day like today, you can still get out of the house and have some fun. green ridge recreation center in roanoke county has just renovated its youth activity room with a rock climbing wall, air hockey, and even an interactive floor that keeps kids moving while playing games. there's even a new dancercise class that uses chairs to help people with limited mobility. chelsea arner/green ridge rec. center wellness supervisor: "people that may use a cane or a walker or some sort of assistance. even if they have some sort of disability where they need to work on muscle tone and definition - things like

people like that." for those of you who like the outdoors, a bike class is coming up in march. for a list of all the recreation activities you can take advantage of check out explore recreation

that.looking outline toward interstate five eight one across the roanoke valley still finding low clouds fog mist and drizzle locally still in that cool air wedge other areas breaking out of the wedge right now let's get right to it flood watches continue for entire area until seven o'clock tonight flood warnings for the dan river and south boston roanoke river over in randolph right now not seen any flooding there just in the actions stage but they are expected for what just a minor flooding there but we get more rain all so wind

smith with gracing county highland in pocahontas county until for clock this afternoon seeing wind us in that thirty forty even fifty mylan our range here's the radar this box right here tornado watch box mainly for north carolina part south carolina we are starting to get these bands of showers are developing we could see some severe weather as we make our way through the afternoon even getting some live lightning data moving in toward carol county into the with areas of you here thunder right now don't be surprised by that some plain old showers ronald north eastward also more heavy activity down into north carolina that will be feeding in our direction. temperatures still in that cool air wedge lexington roanoke look outside already in the 50s fifty six danville fifty five with bill fifty six louisburg and it continues to dwindle with that cool air wedge what is that mean for us how to zack china help with the severe weather potential would a turn things over to chief urologist brent walk a you is that outdoors and some of those areas if you how monday is the temperatures rising that means you definitely need to be on alert for severe weather today storm

lot of areas an enhanced risk for severe weather today and a pretty much means that we are getting continue to monitor the threat especially in central and south side virginia for the threat of damaging wind gusts also we can't rule out a rule out a quick spin up toward nato with this as well so this is on for summer months to be you notice a high level of threat but for this time beard deftly need to be taken seriously so will show you forecast model this afternoon working in the highest risk for severe weather scooby to be between out and about five o'clock this afternoon again see how some of those heavier storms a lining up across center virginia but even down across the south as we mentioned the storms coming about a north carolina you have to monitor the potential for some of these stronger storms even roto again the new river valley for the highest risk for any damaging wind gusts and also the toward attic storms. we are expecting that east of the region now as far as you been compared what you need to do just make sure you have a way to get alerts today if you have our weather applets week virginia get turn

little know where you are a can send you automatic alerts and of course make sure you got the phone wind turned up otherwise you will not here that's can a make sure you do all those icy can get are severe weather alerts will send oc today will our i and this is such a dynamic storm system would have some showers this evening but with the temperatures dropping down into the thirties what is at me on the backside will get snow showers in the mountains a west virginia we can go from severe storms isolated tornadoes to snow and some of that snow could accumulate western facing slopes pocahontas greenbrier county far southwest virginia maybe a coating to as much is an inch or two right through tomorrow evening maybe a couple snow showers after that now had south and east might see a flurry or two but that's about it thursday we begin to quiet down but gusty winds temperatures in the forties for the roanoke valley mid upper forties for the lynchburg area 40s to the lynchburg southern virginia upper 40s to near 50 newer valley southwest your chance seeing some snow showers tomorrow especially western sections. highs only in the 30s and 40s as you maker way up toward the highlands greenbrier valley west

snow showers an and once we get through thursday things are really can a quiet down is maker way toward the end of the we can the weekend to see that sunshine come back. we really begin to dry out once we get through the severe weather potential today. things quiet down yous had at least one gene that differed from healthy people. new research shows that children with asthma who are sent home after a hospital visit with their prescription medications make fewer visits back to the er. boston university created a program that makes sure asthma medications hospital rooms after learning almost 40 percent of pediatric able to get their prescriptions filled in and students who do physical activities while learning math and on tests compared to students sitting at the study in nearly 500 second and third the score increases

were equal to four months of learning. those are some of today's top health stories. chris martinez, cbs news, los angeles. the future of flying economy could get a lot more comfortable. we'll tell you about the new twist on

economy seats i'm hillary clinton and i approve this message. her life's work has been about breaking barriers. and so would her presidency. which is why, for every american who's not being paid what they're worth... who's held back by student debt or a system tilted against them- and there are far too many of you- she understands that our country can't reach it's potential... unless we all do. together. a stronger country. now the airplane maker airbus has filed a patent for a bench seat that can adapt to fit either two large passengers, three average-sized adults or two adults and two small children. but designers in london have a much different idea. they've made a new seat with comfort in mind.

reports from london. nats...lady (into overhead (sky) no matter how much patience you pack - (cbs) a long-haul flight in economy can leave you defeated. now, a team of london designers hopes to ease that pain with their new twist on economy seating. adam: it's just like your body - so you do this (twists) and the seat does this (twists). adam white, director of factory design, came up with the idea while on a long-haul flight to japan. adam: 4 or 5 hours into the flight - i'm kind of doing thisi'm twisting. (standup bridge) (jonathan vigliotti/ london) the chair is almost like an exoskeleton - and if you look at the back of it, you'll see what i mean. there's a spinal cord and then a rib cage that shifts with your every movement. (handout images from factory design) the skeleton design will be padded and covered. white says the end result is a chair that adjusts to your body and is more comfortable to sit and even sleep in for long stretches of time. jv: and if i didn't like you - i could just twist. adam: the other way! (laughs) (cbs) white knows comfort. he began his company designing the last seats for british

several airlines have shown interest (sky news) in the twister - which takes up no more space than a typical economy seat. that's a big selling point as airlines try to passengers onboard their flights. jonathan vigliotti, cbs news, london. a new study ' is proving once and for all the power of a lovable lab. on wall

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the nasdaq was down 57 points. if you love labs, you'll love this! the american kennel club has declared the labrador retriever as america's most popular dog breed. this is the 25th year in a row that labs were named top dog! statistics from to determine which breeds are most beloved by dog owners. breeders say labs they are intelligent, and family- friendly. rounding out the top five most popular dogs in the u.s--

bulldogs, and beagles. weather summary here life as spokesbox is great. people love me for saving them over half a grand when they switch to progressive. so i'm dabbling in new ventures. it was board-game night with the dalai lama. great guy. terrible player. go paperless don't stress, girl

it's a balancing act, but i got to give the people what they want -- more box. any words for the critics? what can i say? critties gonna neg. [ applause ] the what?! [ laughs ]

you're not scared of a little thunder, are you? >> summer: no, i'm -- i'm just scared about luca, that what i warned him about came true. [ door opens ] >> adam: [ sighs ] it is not fun out there. and that little bit of snow that we got's already turned into ice. >> chelsea: i'm glad you made it home in one piece. >> adam: me, too. and what are you doing here? you taking refuge? >> summer: no, not exactly. >> adam: well, you can tell me about it over a drink. how's that sound? >> summer: uh, why -- why are your hands shaking? >> adam: huh? >> chelsea: summer said that your father ordered you to kill someone. i -- i told her that's insane. tell me that isn't true. >> natalie: really, universe? tonight? [ knocks on door ] who is it? >> phyllis: i'll give you one