Rain late tonight into the early parts of tomorrow morning. Still keeping a very close and watchful eye on a friday snow chance. Here is the rain that is coming our way for tonight. Still a long, long ways away from us, so it will not impact any of your plans through the morning or the evening commute today. Storm team 4 radar all clear of rain drops this morning. The next 24 hours, a chilly start this morning. Mostly in the 30s. Rain on the way, not raining at 7 00 tonight. Rain moves in probably after 9 00, 10 00. But rain coming to an end by about this time tomorrow morning. How is it all going for affect your commute . That is in ten minutes. Breaking news on maryland 80 fingerboard road. Take a look at this. A fatal crash from overnight. As far as alternates go, 85 or 109 going to be your way around this. 270 at monday rows, no issues. 29, bw parkway, route 1, everything here looking quite good. 66 and 95 also looking pretty good. Angie has more on the fatal accident. Some pretty incredible video here. This is out in Frederick County, Maryland State Police now telling us that karl neal lost control of the tractor trailer. It hit a guardrail. Is th this is fingerboard road. 85 is your best alternate. Theyre working to find out exactly why karl neal overturned. More as we get it. Today guindon. She was sworn in just last friday and died in the line of duty on saturday. Despite her short career in Law Enforcement, officers from around the area will be at todays funeral to honor guindons service and sacrifice. Derrick ward is in woodbridge this morning with more on todays funeral. Reporter good morning. Behind will me y me you see thee chapel where the funeral will happen in a few hours. Were also obviously talking about 28yearold officer Ashley Guindon. It was her first day back with Prince William county police department. She had actually been sworn in the day before and she had been with the department, she graduated the academy in the summer of 2015, but left before Field Training for personal reasons. But she told her superiors that she had it in her blood and that was the kind of enthusiasm they wanted. And they welcomed her back. Now, responding to a necessary tidom violence when she and two other officers were shot. She died, they survived. She for the sogot some advancedn Law Enforcement, served in the marine corps reserve, as well. The funeral at noon, viewing at 10 00. And cease expectshes expected in her home state of massachusetts. Derrick ward, news 4. An impressive show of support for a fallen rookie over last night. Officers lined the way as guindons body passed the Police Station assigned to one last time. The procession ended with her flag draped casket arriving the chap foel todayle for today. Having a rookie officer tie on her first day on the job has affected the entire community. I cant imagine this being her first day on the job, her first phone call. And to lose her life like this. My heart goes out to her family. If you would like to support officer guindons family, we have details on the nbc washington app, search officer memorial fund. And coming up, well have more on the other victim in this case, crystal hamilton. Police say her husband Ronald Hamilton killed her before officers arrived. Well explain the circumstances surrounding her death. A task force starts work today in Prince Georges County to make sure students are not at risk of being abused. That group was set up after tee oni i Deonte Carraway a teach ear ares aide was charged with sexually abuse as many as 17 children. A task force is security policies. The Group Expects to have results by may. Carraway took part in graphic sex acts with 11 victims. He faces 13 counts to sexually exploiting children. An indictment claims all the vehicle t victims are between 9 and 12. Carraway also face as class action lawsuit. A huge day ahead in decision 2016. Voters in 11 states will weigh in on both the democratic and republican races for the president ial nomination. Polls open here in virginia at 6 00 in the morning. And make sure you bring a photo i. D. Virginia has a diverse collection of voters. Political experts say it is america in miniature meaning a win in virginia could suggest a win later on. Now, the latest polls have hillary leading the democratic race in virginia and she could win up to 95 and 14 superdelegates today. Democratic candidates need nearly 2400 delegates to qualify for nomination. To the gop now where donald trump has a hold on the lead right now, 49 delegates are up for grabs available to the republicans right now. Gop candidate needs more than 1200 more delegates for qualify for the partys nomination. You can expect full lunch from t coverage from nbc. Well spend an hour long edition of nightly news. Lester holt, Savannah Guthrie and chuck todd will be back at 10 00 tonight with update on races and the results. And virginia is covered with Team Coverage live from Northern Virginia at 11 00 p. M. And youll probably want the heat on in the car when you drive into work this morning. Pretty chilly start. But maybe the sun roof open on your drive home. Chuck bell has a closer look at your commuter draft at 5 11. And a big change could be on the way for bad things happen when you drive into a gas pump. This is video from a gas station surveillance camera in arlington, texas. You can see the fire erupted after the crash. And then other drivers start to run from their cars. Firefighters got the flames under control, but no word on any injuries. It is now 5 11. Montgomery county schools are trying to finalize a contract with a new superintendent. The board of education conditionally pegged dr. Jack smith to fill the role. Hes currently marylands state interim superintendent and previously was the superintendent for calvert county. Pending approval from the state, dr. Smith will start the job on july 1st. Good morning. It is now 5 chlt tuesday. No worries from the weather department. Clear skies, temperatures mostly in the upper 30s to near 40 degrees on your ride into work and school. Coming back home later take, nice and mild. Highs will be in the low 60s, but after 5 00 temperatures will be trending bag down in ining b upper 50s. Regionally richmond to boston no worries. Any potential for flight days, detroit, cincinnati, memphis. A look at the next snow chance this ten minutes. In Frederick County it this will no doubt be around for quite some time. If you normally take 80 to get to or from 270, youll want to something different. Take 85, 109. Right now we have a fatal crash involving a tractor trailer 80 at park hills. All lanes going to be blocked n until 7 30 this morning. Is the seminary, into lanes getting by the work zone. Pretty good. Video from the crash scene in Frederick County coming up. An investigation under way in d. C. After crews found a body at the scene of a fire. Why officials are trying to figure out if the victim was dead before they arrived. And a story youll see only on 4. What you can expect once private companies begin responding to emergencies in d. C. Your time i for a cup of coffee just because youre a woman. So why does congress think its ok that women get paid ned parenthood, choice for women, and expand paid and family leave. Now some politicians will belittle this as a womens agenda. More proof that we just need more women in congress. Im Kathleen Mathews and i approve this message. Ill see you at home. Made with a fresh cracked egg and real butter. Only at mcdonalds. Im lovin it. A significant day for the race for the white house. Polls open in virginia in less than an hour. Agan Fitzgerald Li more. Reporter candidates of course know there is a lot at stake. We have seen them crisscrossing the commonwealth. Were at lake school and because were expecting a nice day with warm weather, they think turnout will huge. Lets get to what you will look at when you come here. Polls open at 6 00 a. M. So when you get here and youre getting ready to cast your ballot for the gop side, you will see a list of all the candidates even those who have dropped out. And it will be something similar for those who are voting for a democrat. You will see a list of all of the democratic president ial candidates on there and of course you will choose one. Now, heres what is important. When you show up to vote, this is what you need to know. You will need to bring any photo i. D. That has been issued by the common wealth. So drivers license, passport, a student i. D. And for information about the ballots, you can look up elections. Virginia. Gov. So again, polls open at 6 00 a. M. So were only about 45 minutes away. They close at 7 00 p. M. Tonight. And Election Officials say if you can wait in line and you still will be able to vote. Back to you. Meagan Fitzgerald Live for us in Fairfax County. Thank you. And some campaigns could end today depending on how votes in virginia and other states go. There an opportunity for Hillary Clinton and donald trump to run up the delegate count here. Florida senator marco rubio looking for a win in any state to try to derail trump. Vermont senator Bernie Sanders is looking for wins in states with majority white voters. Tracie potts will join you go at 5 30 with more on what to watch for as the votes come in. And there is shocking video from a trump rally where it appears a secret Service Agent threw a photographer to the ground. If you watch the bottom right corner of your screen, weve highlighted the confrontation where it looks like one man chokes another man and throws him down. The secret service says it is aware of the incident and its figure out what exactly happened. That photographer says the incident started when he stepped outside the media pen. Expect full coverage from our th nbc news team today. Nightly news at 7 00 and lester holt, Savannah Guthrie and chuck todd will be back at 10 00 with an update on the races and results. We have virginia covered for you after that with Team Coverage liver fr live from Northern Virginia at 11 00. The search is on for a patient who ran away from the Northern VirginiaMental Health facility. Michael marshall is known to exhibit violent behavior. If you see this man, Contact Police but do not approach him. Hes believed to have ties to the centreville and sterling areas. Were working to learn more about a person found dead in a fire in the district. A house went up in flames around 8 00 last night on massachusetts avenue near southern avenue in victims name or any details about how the person died. As soon as we learn more information, well have it here and on the nbc washington app. An Ohio School District is closed today as Police Investigate a shooting. Four students were hurt after a 14yearold student opened fire yesterday inside a High School Cafeteria in madison. Two students were shot, two others were hurt as they tried to get away. Theyre all expected to be okay. One student said he just focused on keeping others safe. Serious mindset and just trying to be quiet and keep everybody else around me safe. Police say they do have a motive for the shooting, but theyre not releasing that just yet. The young shooter was arrested at the school. There is a stroke warning for young people as the number of cases increases. Medical experts say strokes can happen to patients as young as 18 who may be healthy and fit and not recognize the symptoms. 35 may think they are exhausted or that their pain will go away. Sometimes the stroke can cause is as simple as stress. Stress can cause vessels to strep and if you have the tiniest blood clot it can imbpee that flow. If youre not getting enough sleep, you may also increase your chances. Some symptoms to watch out for, facial drooping, problems with speech or numbness and continuing blitingling in arms and legs. Were starting to find out what it will take to fly someone to mars. Astronaut scott kelly and a russian cosmonaut are coming back to earth after a year . Space. That is the longest thanyone ha ever spent up there. Nasa wanted to see how the extra time affects the human body. Incredible mission. Just a cool guy. What a job. It will be interesting to see he has a twin brother, so they can make comparisons on the dna. So interesting to see. Welcome home. Lets check the forecast, chuck. Enjoying the spring weather the last country can he will days. Today is the last of the really nice mild days for quite a while. Were already starting to think whats coming up thursday night, what is coming friday. Heres what you should expect. Snow as of now and there is still a long way between now and the potential for the first snowflake, but heres the way it it looks now. Snow likely to begin sometime last thursday evening. Probably going to be a wet snow and some rain mixing in as we get into early friday. And thats part of the reason for the uncertainty here. Looks like temperatures will be just at the freezing mark likely to be above in some places and below in others. So well call it a wet snow and some rain early in the day on friday. And then friday during the day, likely to be a rain snow mix. Temperatures not terribly warm, but above freezing. That combined with tig angle here in the month of march means sack accumulating snow on friday could be an issue. But thursday night sun down to friday night sunrise time frame, could get a slushy few inches especially northern and western suburbs. Were on it, were watching it, well keep you posted. What about today . Out the door this morning, skies are clear. It will be a beautiful start to the day. Chilly, though. Morning p its are mostly in the upper 20s to low and mid30s. As you plan out the morning, plenty of sunshine. Mild by 11 00 a. M. Temperatures up into the mid50s. And most of the afternoon today spent in the low 60s. A little breezy at times, but not too bad. High today about 64 in town. 61 in in frederick, maryland for your high today. Already thinking about the weekend . Yes, indeeindeed. Saturday a cold start. Plenty of clouds around. Maybe a risk of a snow shower or rain shower saturday night into early sunday. But that will not be a big deal at all. Both days this weekend upper 40s to near 50 degrees. News continues in first 4 traffic. In urbana this morning, take a look, a terrible crash there overnight. A fatal accident involving a tractor trailer. That is likely going to be there until about 7 30 this morning. So take a look at the map here. As far as your alternates go, best thing to do, plan to take 85 or to take 109 to kind of get around this here this morning. Because its going to be there again for some time. 95 north at 3, overturned vehicle in the median out of fredericksburg. Big look at the beltway, no major problems. 66 on time just 9 hints. Listen to wtop 103. 5 when you hop in your car. Arlington county police are trying to figure out whether a sexes assault suspect was involved in more than one attack. His name is santos lopez and he was arrested and charged with an attempted Sexual Assault on north pershing street on august 1. A woman was attacked by a man who fried to remove h p. They fought h she fought him off and he ran away. Dna evidence links him to that crime. And they are also looking at assaults along a bike trail last summer. Virginia state police need your help to learn more about a deadly crash that happened february 15 on route 7. The driver of an suv was killed after she slammed into a backhoe. The road was plowed and clear of snow at the time, but there were some icy spots. If you were in that area at the time, Virginia State police would like to hear from you. Your safety is the number one reason d. C. Is about to use a fleet of private ambulances. Mark segraves has details on how they will be used, something you will see only on news 4. Reporter im Mark Segraves in the district. And within a matter of weeks, fire stations like this one will get a new private ambulance service. News 4 got an inside this few private company, amr, and learned that they will be using data from past 191 calls to predict where the highest need will be and then they will know where to position those ambulances before 24 of them throughout the city, 18 hours a day. They are also hiring almost 200 emts. And d. C. Residents will get priority for those jobs. Well start seeing those ambulances on the streets by the end of the month. Pope francis is publishing a book and it comes out today. The book is called dear pope francis. It has his responses to dozens of childrens letters. Almost every letter came from a different country. Many of the questions are simple, but address serious topics. It take a live look at National Harbor this morning. Temperatures in the 60s today, it might be a good day to take a spin on the capital wheel. Wait until you see how the temperatures will go later this week. Chuck bell has the four things new information about the first victim in saturdays shooting take alhat also killed police officer. Decision 2016 gears up as super tuesday gets under way, but will Hillary Clinton clinch the ded delegates she needs and will donald trump but first four things to know about your forecast. Tuesday off to a clear quiet start this morning. Certainly chilly outside. A lot of spots in the 30s this morning. But later today, up into the 60s we will go. The last mild day for a while. So enjoy it. Periods of moderate rain coming our way late tonight probably after you go to bed and should be done before youre out the door are early tomorrow morning. Tomorrow breezy to windy weather returns. Theyre still tracking a chance for a rain snow mix coming up thursday night into friday. Current temperatures, 28 in manassas for the