deadly smoke incident near l'enfant plaza station involving the same cables. metro leader paul wiedefeld says he doesn't want to take any chances. >> if it happens once, but if it happens twice in a year, i can't take a chance. until i know i've got the 600 inspected and comfortable with them, i want to do that as soon as i can. >> reporter: back live here at mcpherson square. you can see that metro work truck in the shot. there's a worker who tells me he's been back and forth on the job here at this particular site throughout the night. we're just into the early morning hours of this all-day shutdown. if inspectors find any problem, parts of the system could be shut down longer. the hope is to get the system back up and running by thursday morning at 5:00 a.m. this one precedented move by met n

board, all in the name of safety. that is the latest live from mcpherson square, i'm molette green, back to you. we caught up with people taking metro in its last open hours last night. one rider told us it is going to be a long morning. >> i go all the way from pentagon to win brook. it's going to be a hassle getting uber up there. >> that rider said he just wants the system fixed as soon as possible. we also talked to people who typically drive. her not too happy about too many cars on the roads. >> a lot of people haven't planned their route well. i think it's going to be a lot more chaotic as it would have been if people would have been given a few days to do some planning. >> you're not looking forward to driving? >> no. >> uber and lyft are

changes. we'll keep you up to date in a minute on whether this turns into a mess. or whether it workings. the metro rail shut down and thousands of riders will have to find other ways to get to work. marc and vre will run extra service. metro bus will run extra stofs help children get to school in districts. uber and lyft offer discounts for first time people. and encourage people to use their car services. and capital bike share also offering free 24-hour membership. you can find more on the nbc washington app and keep a look at the ticker on the bottom of the screen to help you get around. >> let's begin with melissa mollet. it's going to be a tough commute. >> it is going to be tough for a lot of folks. we're going to talk about this

metro shut down today. the entire system shut down today. so, let's take a look at traffic right now. as far as construction, stuff like that a lot of it not really around this morning. just a couple of small items to talk about. 270 at montrose road, northbound, southbound, just fine. we do have normal restrictions in place on 270. normal restrictions. outer loop, ritchie marlboro, and a lot more volume expected everywhere. chuck. outside this morning, a bit of a foggy start out across the shenandoah valley. do be on the lookout if you're driving i-81 or i-70 or i-68 north and west of it, that's where the biggest troubles are likely to be. the four things you need to know about the weather. patchy dense fog this morgue. such a nice day.

about a 30% of a shower most likely after 2:00 or 3:00 in the afternoon. we'll break that down coming up in a few minutes. unfortunately with 70s in the forecast, i know your hopes are up, but it will be cooler. no rain out there just now. a ribbon of showers marching through our direction. we'll keep close track on it in a little bit. school forecast in ten. we have major developments in decision 2016. one candidate has already dropped out since yesterday's primaries. more on that in just a moment. first results from voters in florida, ohio, missouri, illinois and north carolina. overnight, hillary clinton and donald trump won their respective primaries in illinois and missouri. and florida and ohio were the big prizes as winner take all primary for republican presidential hopefuls. now, in florida, an important win for trump. he took

state's republican delegates. hillary clinton also won and took the primaries to the democrats. and for ohio, a big win for governor john kasich. he took the delegates from donald trump. and to get on the other side, a win for hillary clinton once again. trump and clinton won their primaries in north carolina. we mentioned a candidate has suspended his campaign this morning. florida senator marco rubio is calling it quits after a loss in his home state and in each of the other contests. senator rubio addressed his supporters. >> while it is not god's plan that i be president in 2016 or maybe ever, and while today my campaign is suspended, the fact that i've even come this far is evidence of how special america truly is. >> senator rubio did take on the final dig at trump saying the conservative movement should not be built on fear or the country's frustration

us at 4:45 with a detailed look at the delegate count. and what you should watch out for next in the race for the white house. now to the death of a prince george's police officer. there will be a bond hearing today for the men charged in the death of jacai colson. he was killed on sunday after being accidentally shot by a fellow officer during a shoot-out with suspect michael ford. police have charged ford with second degree murder. that murder charge is for officer colson's death as well as shooting at other officers and ambulances. ford's brothers also face attempted murder charges for shoot-outs and driving the alleged shooter to the scene. north korea says its highest court sentenced oto-laimbeer to 15 years hard labor. he was arrested for

steal a propaganda banner from a hotel. he was convicted and sentenced in a one-hour trial overnight. 4:37, we're looking at at the metro shutdown. why officials let you take the rail system home last night despite safety concerns. thbye

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breaking news once again, metro shut down today. the entire metrorail system is closed. so, no lines running today. we do have metrobus working as normal, d.c. circumstance cue later as well. and ritchie marlboro getting by. the left lane blocked heading up to the north east, southbound green belt road at kenlworth avenue. getting by. >> i like the sounds of this so far, absolutely. i'll take my coffee cream, no sugar, please. outside, dense fog, northern maryland and the shenandoah valley so if you're traveling it will take you along i-81 or northern stretch of maryland be on the look out there. there are areas of denser fog around the metro area, nothing

bus stop temperatures out the door mostly in mid to upper 40s. coming home later today, what a day it's going to be. into the 70s, only the slightest little chance for a shower later on inhe t afternoon. you need your jacket this morning. pocket size, s/m, small umbrella is all you'll need this afternoon. just precautionary, you two. the field is narrowing in decision 2016, but a closer look at who -- we're getting a closer look at who will face off in the general election. >> the latest on last nigh you can't predict the market. >> the latest on last nigh but through good times and bad... ...at t. rowe price... ...we've helped our investors stay confident for over 75 years. call us or your advisor. t. rowe price. invest with confidence.

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and a lot of you are getting forced to take another way to work. that do make for a very busy morning on the roads. we're keeping track of all of your options and what's behind the big problem -- coming up. we're going to win for the country. we're going to win, win, win, and we're not stopping. >> i think it's clear while we're on the right side, this year, we will not be on the winning side. >> now is the time for republicans to unite for independents to unite. for libertarians to unite. >> i will not take the low road to the highest office in the land. >> this is a yuge crowd. >> thank you, florida! thank you, north carolina! thank you, ohio! >> we are doing something very radical in american politics. we're telling the truth.

>> we are moving closer to securing the democratic party nomination and winning this election in november! >> candidates look ahead to november, after another night of wins for front-runners hillary clinton and donald trump. but their challengers are not backing down. nbc's tracie potts joining us with a little bit more on what to watch for as we move forward here, tracie. we start with the gop side here. senator marco rubio is out. this is now a trump/cruz race. >> well ted cruz wants it to be. he keeps saying that. we're just not quite there yet. ted cruz is in the number two spot but john kasich by winning ohio actually won twice as many delegates as cruz did yesterday. kasich in that number three spot is still significant. together, he and cruz have siphoned off enough support from donald trump to make

more likely this morning that we're looking at the a split convention when they get to cleveland this summer. it is just looking more and more difficult for donald trump to secure what he needs before that convention. basically, he'd have to get almost 60% of the remaining votes to avoid that split convention this summer. >> tracie potts on capitol hill for us watching decision 2016. tracie, thank you. a quick update on the delegate totals starting with the democrats here. take a look, hillary clinton has 1565 this morning over senator sanders 858. republicans now, trump leads. senator cruz at 508, senator rubio coming in 122 delegates. and ohio governor kasich has now 138 delegates. is with metro ll

down today, many of you are wondering why now, why not wait until the weekend to fix the issue? metro general manager paul wiedefeld said this is a matter of public safety. he said metro cannot risk another deadly incident like the one at l'enfant plaza last year. >> i cannot rule a potential life safety issue here, and is this why we must take this action immediately. it's happened twice in a year, i can't wait for the third time. >> 61-year-old carol glover died in the 2015 smoke incident. the same issue that caused that problem, also called the fire and delay at mcpherson square earlier this week. metrorail never shut down accept for weather-related problems since the beginning of operations since 1976. it's going to be a long morning for commuters. we'll have you covered on everything you need to know with the traffic alert. we'll also have other o

4:48, montgomery county police now say last week's shooting of an honors graduate was a homicide. 20-year-old shelden williams graduated from cesar chavez charter school west east. he worked at a local restaurant and was taking classes. three days after he was gunned down, williams accepted an acceptance letter. his mentor was proud of him. >> this was a success story. for him, it was a tragic situation. shelden williams say success. >> montgomery county police still don't know why someone would kill williams. they're asking anyone with information to contacts them. today, the prince william county school board will have its first meeting since a board member received a racism message in his home mailbox police are investigating whether changing the name of goodwin middle school prompted that. the school is being renamed

school board members proposed the name change and found the message in his mailbox last week. >> when the democratic process is playing out you get some people whose voice, raised in an unfortunate way. hopefully, the focus will return to what is the inspiring name to students going to that school in the future. >> since renaming goodwin middle school was never part of the initial discussion, some say they felt caught off guard by the board's decision. community members will have their chance to voice their concerns tonight. at 7:00 p.m. at edward l. kelly leadership center in manassas. it will be may before the next baltimore police officer goes on trial for the death of freddie gray. you may remember gray died a year ago next month from spine injuries after he got 24 the back of a police van. six officers face charges. starting with officer edward

investigators are still trying to figure out what caused this massive fire. eight firefighters were trapped inside but were able to escape. they were checked out at the hospital and released. first lady michelle obama will host an event at the south by south fest. let girls learn. for students across the country to take action on critical issues including education for teen girls. joining the first lady on the panel will be missy elliott, nbc chicago star sophia bush and diane warren. 4:50, your time right now, we want to get you up to speed on the morning commute as we slowly get things started. melissa. >> going to be slow for sure on the roadways. that is because the entire metrorail system, again, we're shut down.

270 live look at montrose road showing you 270. talking about the hov lanes, hov will be as normal this morning. restrictions not lifted this morning. 66 into town, out of town, you're just fine. fairfax county and the beltway going to take you eight minutes. remember to listen to wtop 105 this morning. very important for all of the people expected on the roads, again, because of the metrorail closure today. prince george's county overall, we have very little construction to talk about this morning. nothing to worry about too much this morning. taking a look up top. no major problems, bw parkway looking quite good. for marc, extra trains on brunswick and camden to help with the overflow. vre running on schedule. chuck, it's going to be a busy one today. >> well, it certainly is. on top of

you'll face on the roads may have a little bit of worry. dense fog advisory, northern maryland and shenandoah valley until 8:00, low beams and lower your speeds just a bit. on the whole, though, the weather is not going to have any big impacts on your plan. yellow light for areas of thick fog. coming up this afternoon, a 30% chance of a quick passing shower, maybe a rumble or two of thunder. not looking for widespread coverage. just know you should have your umbrella ready to go. inside the metro about 3:00 or 4:00 tomorrow, st. patrick's day, feeling green and lucky. hearings the storm that's going to go way north of us, but it's got a weather front trailing down through cincinnati right now. that's the reason we have a chance for showers. at the rate they're going, they're about 11 hours away. that puts them in at 4:00 this afternoon, as you can tell by the narrowness of that rain band, it's not aua

you're going to get rained on but a possibility. future weather, 3:00 this afternoon, it's such a small feature, the commuters are having a hard time picking it out. blips of green there, that's the rain chances that that comes through here. just sort of keep that in mind. for tomorrow, back to press the weather. not as nice temperaturewise. back in the 60s. a few showers northern maryland and shenandoah valley, most of the metro should stay dry, and that goes into friday as well. i know you're already thinking about the weekend. i wish i could give you 70s and sunshine both days this weekend but that will not be the case. a little chance for rain showers. st. patrick's day tomorrow, over the weekend, noticeably cooler. both days highs in upper 40s to near 50. that's going to be a cold rain on sunday. couldn't even rule out -- a wet snowflake did you say perhaps in the

not talking inches, just talking, hey, there's a snowflake. back to you. a warning for parents at two popular tourist destinations where there are reports of men trying to grab children. richmond police believe this to be surveillance photos from the science center. police say last month, a man had inappropriate contact with a 9-year-old girl. and new details in the effort to keep drunk drivers off the road. the la

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it is now 4:57. a warning for parents at two popular tourist destinations where there are reports of men grabbing children. richmond police released these surveillance photos from the richmond science center. police say last month a man had inappropriate contact by a 9-year-old girl. then on march 3rd a similar incident happened at the smithsonian space and air museum in washington. surveillance video shows two persons of interest. witnesseses saw a man take a child's hand as a group left the museum, and the man hopped on a shuttle bus. >> between 10:00 and 11:00, if you had a dropoff or pickoff in the 600 block of air and space museum, please reach out to us and let us nose. >> police have not confirm

whether the richmond and washington cases are connected. maryland is one step closer to a tougher dwi law named after a montgomery county police officer. noah's law passed the state house tuesday and would require convicted drunk drivers to have ignition interlock devices put on their cars it's named after the officer was killed by a suspected drunk driver in december. the bill headed to the new york senate for a vote. a sidewalk which was just built to help make the park more accessible to parents in wheelchairs is now flooded. montgomery park says no one can play on the field right now. and neighbors are not happy. >> a lot of leakage, a running river and a little waterfall, and a little spout of water that comes up some a different area which kind of makes the area n

accessible for anybody at this point. >> neighbors are concerned that the standing water will track mosquito. a repair crew will be working on the area in 48 hours and we'll be monitoring that situation. so, maybe you're taking part in the march madness office pool, chances are, your boss is, too. 27% of managers are more likely to take part in the pool compared to 19% of other employees. that's from career builder. 1 in 8 americans in the workplace says that they plan to take part in the pool this year, that is slightly less than last year. >> my block is already filled out, aaron gilchrist. amazon has filed a patent to allow to you pay by selfie. >> what! >> this will replace using a password which could easily be forgotten, of course. the e-commerce giant will ask users to take one photo to prove their identity. and aec

they're human. by moving your head or smiling or blinking, because that's what we do when we take selfies. >> right. you know, sometimes, my selfies don't look like me. i don't take good selfies. your face looks warps. stay with us, "news4 today" continues right now, it's 5:00 a.m. now at 5:00 -- hundreds of thousands of people are scrambling to find a different way to get to work. >> and we are standing by to see what kind of impact this will have on the morning commute. as metrorail fully shuts down due to safety concerns. it is 5:00 a.m., good morning, everybody, i'm aaron gilchrist. >> and i'm eun yang. in response to the historic metro shutdown, federal workers have the option of taking unscheduled leave or unscheduled telework. the d.c. government and d.c. public schools will open on time. the school system says absences and tardiness will be excused.