right n oek"new 4 this ," wiring problems. big issues forme tro's newest rail cars,e're digging deeper to learn hon lg it will take to fix the issue and how it will impact your ride. in the way. the home set to be demolished so i-66 could be widened and now a m is fighting back saying they're being treated unfairly. and war on drugs. we'll take you inside a new grassroots campaign aimed at stopping drug overdoses and saving lives. >> announcer: welcome to "new 4 this week." hello, everyone. i'm leon harris. every one of metro's new 7,000 series rail cars need to be rewired. transit agency paid $1.5 billion

for the cars. mark segraves working for you digging into the latest issue formetro. >> reporter: while this new wiring problem with the 7,000 series is not a safety concern, metro acknowledges it could cause ilunreliy. since they first hit the tracks back in 2015, the 7,000 series rail cars have been touted as a critical part of metro promise to improve safety and reliability. but thim internal report f the metro department of quality assurance found every one of the new cars a wiring problem that has to be fixed. the report cited wire crimping defects that went undetected by the manufacturer that could cause lengthy delays and poor reliability. all 548 cars have the. defects ands estimated it will take one year to fix them all. the report also found00 of the new 7,000 series cars have an

additional problem that needs to be corrected. that work is s time consuming the entire staff at this rail yard in greenbelt isorking on it and that is estimated to take twars to complete. riders that we spoke with today took the latest problem with the transit system in stride. >> another problem among many that metro seems to be having. we need jurisdictions to step up ande fund metro l they were supposed to do. >> reporter: a spokesperson from metro tells us theer working with the manufacturer to ip spect and re -- inspect and repair the problems. ey are the most reliable cars in the fleet.sp the ections will be performed during the maintenance prospect at nol addit cost to metro and have no impact on service. in thetrict, mark segraves. news 4. f the government wants your property, even your home, they could sometimes take it with something called imminen domain and that issue is causing people

along i-66 to scramble to find a new home. as virginia plans to expand the interstate, homeowners feel like their voices are being muffled. >> when we spend hours commuting like this, you may understand why this walk is so appealing. >> acros the street is the metro rail station which i take to work every rday. >>orter: we followed along fromis cul-de-sac to the dunn loring metro station. four minutes. >> we need to be moved to a functionally equivalent home. >> his wif sue is relying on v-dot for the next home because the current house along with the four homes next door will be wiped out as part of the v-dot i-66 expansion project. >> tomorrow's i-66 will move more people and serve the needs of >>travelers. hey acknowledge there are benefits to a hide -- for a wider highway here but for those in >> they are nickel and diming my

thetituents over the homes are taking. >> reporter: delores's is slated for home and she's lived here 47 years and v-dot wants her out by the end of the year. >> te don't know what is happening. >> her daughter coming to help mer mother move this summer or so shethought. >> she's elderly and putting off knee surgery thinking she would be i her new home. >> reporter: a private partner are workill individwith each of the impacted property owners adding the properties go through a fair market appraisal and they work to find comparable homes for the residents. the folks who live here know they cannotavtheir houses but they're hoping with the help of v-dot they could find an equally convenient and comfortable place to make a in dunn loring, i'm david culver, news 4. a grassroots campaign on the streets of d.c. aims to trand saveives after a huge spike in

overses involving synthetic drugs known as k-2. jackie bensen has the emergency awareness after hundreds of people wore rushed to the hospital last month alr:e. >> repor people who witness this fatal outbreak say it was soorrifying they had to do something, anything, to try and keep it from happeninggain. inside of the clinic area of hips on northeast d.c. nonprofit that helps workers and others, it was like an army battlefield hospital three weeks ago. when clients started overdosing one after another after another. >> we had 15 overdoses withins. two day and they managed to save them thanks to having narcan. >> reporter: news 4 was there as d.c. fire and ems crewspl tende to p who overdosed on what officials believe is a possibly fatal batch of ugs, sometimes called k-2 or synthetic majuana even though its chemical composition is

different. >> we've had two regular guests that have died from k-2 usage. so it is been heartbreaking for user at anal level. >> reporter: joseph is the new director of central union mission on massachus uts avenue neon station. he was so alarmed by the deadly outbreak he saw going on around the homeless shelter and he and his staff organized a town hall meeting to discuss ther with residents. >> k-2 is the latest thing that is kicking pple while they are down. it is a drug that is taking advantage of people in their poverty in order to get a cheap high but in the process it is killing people. >> reporter: d.c. officials say 300 people were treated at hospitals for overdoses during a ten-day period in july, more than all of july in 2017. in northwest, jackie bensen, >news 4. et when we come back, the short list gng shorter. amazon coming closer to picking a cityew for its headquarters and the d.c. area still in the running. plus they're convenient and equipped but how safe are

payment apps like venmo and zelle. what you need to know about the what you need to know about the security of th my mom washes the dishes... ...before she puts them in the dishwasher. so what does the dishwasher do? new cascade platinum does the work for you, prewashing and removing stuck-on foods, the first time. wow, that's clean! new cascade platinum. olay total effects. the power of 7 benefits all in one bottle. without costing $100, $200 or $400.

enriched with vitamin b3 complex, for beautiful skin. olay.

amazon could wittle down the list of headquarters places and right now they are looking at 20 different cities including d.c., montgomery count and northern virginia. new york times is reporting that amazon will cut that list significantly this month and hen ask the finalists for the, quote, best and final offers. amazon said the new headquarters will create some a0,000 jobs $5 billion in construction investment. despite that report in the times, the company is not saying a word about its plans. loudoun countou drivers c celebrate one less traffic light along route 7 at belmont ridge road now open putting the county closer to making the route 7 a limited accs highway.

you'll still see construction for the next couple of weeks as they widen belmont ridge road and project includes bike and j zbrogeger paths and a bridge over the w and od trail. when we come back. warning signs that led up to one of our area's darkest days. what we're learning about thepi l gazette shooting suspect and what police are doing to try to prevent the another tragedy. and playing with your phone has never been easier but is it safe. susan hogan is looking at the susan hogan is looking at the best online payment systems.lo

i you, basement bathroom of solitude, but sometimes you stink. febreze air effects doesn't just mask, it cleans away odors. because the things you love can stink. take prilosec otc and take control of heartburn. so you don't have to stash antacids here... here... or, here. kick your antacid habit with prilosec otc. one pill a day, 24 hours, zero heartburn.

it was one of our area's darkest days. the annapolis community continues to heal, the anne arundel countries police chief is looking back at what thorities believe led up to the capital gazette shooting and making changes within the department. >> if we're not trying to get better after every bad thing that happens we're not doing ouo >> the news team went one-on-one

with the chief to ask why police couldn'tntervene when so many people felt threatened by the suspect for. yea jodi fleischer looks at what action the chief is taking now. >> they're responding to the active shooter -- >> at least ten shots heard. >> it floored me. >> reporter: the ann arundel county police chief knew it could happen in his community. what he didt know was just how many people werefraid this man might do it. >> command, the suspect in custody. >> reporter: jarrod ramos now charged with murdering five newspaper employeesnside of their office at the capital gazette, five years earlier this police report documented why an anne arundel detective did not eabelieve he was a t ter employees th >> i trusted and still trust his judgment. >> reporter: the newspaper had callednv police totigate months of threatening language in his twitter feed but

ultimately decided not to pursue charges. the detective noted ramos had not attempted to enter theap capitaler building or sent direct threatening correspondence. >> i would be curious, how many peopleis in world did they interview that knew him, whether it be his parents, friends, family, neighbors -- >> reporter: matt doughtery would run the threat assessment center for the secret service an notes the steps the detective did take but does not -- not mention interviews and finding a source within the suspect is critical. >> you lookt the cases and very rarely do they make a atrect thre >> reporter: but they always exhibit warning signs and if eh theseiors aren't stopped, they could escalate. and he said it is unfair and dangerous t ask law enforcement to predict future behavior without extensive training. >> they can't go it ale. they have to have the full cooperation of the judicial

system and socialorrs and mental health community. >> reporter: and he may not have been a threat when the newspaper called. >> thee one thing peoave to keep in mind about threat assessment, you could close a case but it needso be monitored. >> reporter: monitoring ramos's later tweets could reveal what he called text book preattack behaviors like a half dozen references to the a attac the charlie hebdo newspaper in paris and sharing a article on mass shootings commenting that it could not happen at the newspaper's old address because was no one left there to shoot. >> is that athreat. >> absolutely. >> do most average police departments know all of this. >> unfortunately, no. >> reporter: the chief said that is something he's going to change. >> we're going to hire an employee this year to do nothing but monitor maybes onocial media. it reporter: he decided to create that posn after the school shooting in parkland, florida, in february. his department gets at least a

threat call a day, 183 just in the schools last year. and he said most threats now involve social media. >> i would like to see a strengthening of the it deals with threats. for us to be able to get a criminal tcharge, threat made by a person has to be extremely graphic, pointro and n and i'm going to comepkill you. >>r: is he said the department review willth also includhandling of the threats investigation five years ago, to see if any policy lhanges are needed. >> you see us maybe tweak that to say officers need to go get eyes on somebody and talk to th them. >> reporter: and plans to approach the police chief about legislation to give officers more ability to protect the public. >> i'm frustrated every day by what we can't do. we can't guarantee anybody's safety in this w i wish i could. e'll move s and heaven and earth to help you.

ew> there is no record by the way of theaper ever following up with police. even though those tweetsfo continued several years. the i-team looked into why some think the lays have to change when it comes to online threats. to learn more check out the nbcd washington app click on investigations there on the page. >> millions of americans are paying each other without actual cash changing hands. that is all being done through peer to peer payment services like venmo and zelle, but are they secure and protect your privacy? susan hogan is working for you on what you need to know mr. -- know about the services sfwlrvelgts it is a convenience growing in popularity fromto millennialaby boomers, 79 million americans will use a mobile peer to peer payment service this year. >> it is easy splitting a check. >> and sometimes you have to pay people back. that is why we do that. >> reporter: with messages and emojis >> it is fun.

>> reporter: but with consumers worried about data breaches and s, cktruste td? c consumer reports rated five them focusing on privacy and secure. >> we didn't find any of the services were so bad that you shouldn't use them. >> reporter: there are differces you should know about. apple pay was the only one to score fop marks data privacy. e they try to t the least amount of data and keep the least amount of data to keep your privacy protected. >> reporter: however, it is only available if both the sender and the receiver use an apple smartphone, watch or tablet. that is something to note wit er to peer in general. >> i have to have zelle, you have to have zelle. i have to have venmo, you have to have. ven >> depending on which service you use, accounts are linked to your bank account and credit or debit card or paypal account. consumer reports recommends you opt for the highest privacy and security settings possible on those apps. adding for instance a pin or

ngerprint authentication and don't use peer to peer services to send money to strangers. >> you should ome -- should only pay people that you know. >> and in addition to that, susan said to make sure youyo kp app up to date. hackers are always trying to find some new vnerabilities so make sure that you are using the most recent version available and be careful. and in recent years libraries in our area have been osed because of budget cuts and remodeling and even fires. but the reason behind recent shutdown in our area, this is a lot more surprising. when we come back, we'll show you how snakes -- yes, snakes -- ended up in the stacks. get to the ross shoe event and get the shoes you want...for way less. oh yeah. ross has the top brands at big savings. for the latest styles and trends... at prices that make them even cuter... ...get to the ross shoe event. yes for less. z2x56z z16fz

y26y y16fy super emma just about sleeps in her cape. i'm super emma. but when we realized she was battling sensitive skin, we switched to tide pods free & gentle. it's gentle on her skin and takes care of stains better than the other free and clear detergent. so she can focus on saving the world, with a little help from dad. dermatologist recommended. it's got to be tide. and now you know.ed- jardiance is the only type 2 diabetes pith r proven to boeduce the risk of cardiovascular death for adults who have type 2 diabetes and heart disease... ...and lower a1c, with diet and exercise. jardiance can cause serious side effects including dehydration. this may cause you to feel dizzy,

faint, or lightheaded, or weak upon standing. ketoacidosis is a serious side effect that may be fatal. symptoms include nausea, vomiting, stomach pain, tiredness, and trouble breathing. stop taking jardiance and call your doctor right away if you have symptoms of ketoacidosis or an allergic reaction. symptoms of an allergic reaction include rash, swelling, and difficulty breathing or swallowing. do not take jardiance if you are on dialysis or have severe kidney problems. other side effects are sudden kidney problems, genital yeast infections, increased bad cholesterol, and urinary tract infections, which may be serious. taking jardiance with a sulfonylurea or insulin may cause low blood sugar. tell your doctor about all the medicines you take and if you have any medical conditions. isn't it time to rethink your type 2 diabetes medication? ask your doctor about jardiance- and get to the heart of what matters.

...which means you can saynally hyes... ...to the shoes your family wants. find top brands at big savings... ...for men, women, boys and girls all for a whole lot less... ...at the ross shoe event. yes for less. a d.c. public library had to close doors when a few uninvited guests showed up and te didn't have legs or shoulders, they slithers and hissed. throu

erika gonzalez has the story that might make your skin crawl. >> in we go to the d.c. public library in georgetown. and curled up with a good book isn't who or at, i should say, you might think. snakes. over the weekend several guarder snakes were found in the library basement. >> i mean, i would just wet my pats. i jouldn't -- >> reporter: here is the type of snake we're talking about. while they are not the actual ones found in the library, these are guarder snakes. a library spokesperson said the snakes found down here by the meeting room, steps away from the childr's section. i'm told four snakes were found. three alive and one dead. >> why so many and how did they get in? >> i not a meteorologist or snake expert but i suspect they are trying to get out of the rain. >> reporter: matthew evans is a assistant curator of reptiles with the smithsonian national zoo.

>> with the whacky weather and flooding, they are looking nice cool dry place to hang out and they are harmless. they are good for thend environmenthey're eating all kinds of creepy crawly things we don't like. so they're okay. >> reporter: the library closed few days for pest control but once again open for all kinds of readers. minus the ones that slither. >> and to reiterate, the snakes are not dangerous. they just want to be put back into the wild and leftfulone. hoy they won't deter you from reading. that's all for "new 4 this week." i' leon harris. ll leave you with video of redskins training camp. camp is over and preeason is underway and the real games will be starting before you know it. thanks for joining us and have a great week. ♪

why did i want a crest 3d white smile? dinner date...meeting his parents dinner date. so i used crest. crest 3d white removes... ...95% of surface stains in just 3 days... ...for a whiter smile... that will win them over. crest. healthy, beautiful smiles for life. olay regenerist wipes out the competition; hydrating better than $100, $200 even $400 creams. with our b3 complex, beautiful skin doesn't have to cost a fortune. olay.

treatment centers of america in philadelphia, she's coming for the multimodal therapy where the specialists form a treatment plan together. we were lookthg for a cancer team would help us decide the best course of action. we have so many tools at our center. this is what attracted amy all the way from new york. thre people who were experts in their field. and for us that was the best choice. learn more about our breast center at cancercenter.com/philadelphia

. developing overnight the seattle airport was shut down for hours after police say a suicidal mechanic stole an airliner and crashed while doing stunts. >> we are now justbout a day away from the unite the right rally outside the white house a rally goers andarrotesters for competing events. d.c. police are putting their safety plan into action as avoid last year's deadly violence. have you heard? another contrersial white house tell-all is heading to the bookshelves. but the author is already walking back one of the biggest stories about president trump.