And feeling like summertime. I thought what the heck put the light suit on. Plan on mid80s through the weekend. Plan on having a backup ready to go for later on this afternoon as there will be increasing rain chances through this afternoon and on into tomorrow. Outside your weather headlines early on your weekend, the warmth and the humidity coming back today. Staying all weekend. Really sticking around into early next week as well. Storms each and every one of those days before cooler weather returned midnext week. Storm team 4 radar, a couple of light showers in frederick county. These are moving into carroll county. And a few fading showers in the mountains of west virginia. I couldnt rule out a sprinkle in the Shenandoah Valley as well. Mild temperatures into the mid to upper 60s right now. Plan on temperatures in the 60s for the next few hours. Into the mid and upper 70s. High near 86 degrees. Increasing chances after that. More on all that and the impact on your weekend coming up. All right. Well check in with you, thanks. Police in Prince Georges County working to find the gunmen behind a deadly shooting. Someone called police to audrey lane in forest heights. Thats where they found the man with a gunshot wound. Theres no word on a suspect or motive. Today d. C. Detectives will examine surveillance videos to figure out who killed a family and their housekeeper. Investigators say they now have a new timeline. The other victims are believed to be their 10yearold son and a housekeeper. The killings may have started wednesday at the home on woodlawn drive. Thats a full day before an intentionally set fire alerted authorities. And come on monday or any other day. But dont come today. So theres still a lot more that we dont know. But are continuing to learn as we continue to investigate. Well investigators are still asking for information about a 2008 blue porsche 911 with d. C. License plates dk 2418. Now, this car was seen near the home on the morning of the fire. Police found it burned thursday afternoon in maryland. Investigators still trying to figure out what caused that deadly derailment in philadelphia. Starting today they will reassemble that train as best they can. They plan to reattach the brake lines and do a brake test first. Tom costello has more on the man at the helm of the train when it flew off those tracks. Reporter for the First Time Since tuesdays derailment ntsb investigators have heard from a man at the center of the investigation. Brandon bostian. He has no reckollection of anything past that. He reported no illness or fatigue throughout the day. Reporter just moments before the crash, a acceptsepta train said it was hit by a projectile. We have seen damage to he lefthand lower portion of the amtrak windshield. That we have asked the fbi to come in and look at for us. Reporter the heavily used northeast corridor snakes through dense neighborhoods. For trains heading north, the track curves right. A 65 mileperhour speed limit. Then accelerates for 80 Miles Per Hour for a mile and a half before breaking to 50 for a curve. It went into the curve at 106 Miles Per Hour. Fritz elder worked the line for over 20 years. The equipment we have is designed to accelerate quickly. It can quickly get away from you. Reporter alarms go off every few seconds requiring them to hit a button indicating theyre alert. System is telling me this zplr the new positive Train Technology could monitor and stop a speeding train, but dst not up and running yet on this stretch of track. Were committed to safety. Were going to have it by the end of this year. Reporter meanwhile an offduty employee who was injured in the track filed the first lawsuit. He claims he was violently hurled inside the car and suffered brain trauma. You have a case here where theres active technology that could actually have avoided this accident. And that was nbcs tom costello reporting. The ntsb is looking at video camera footage for both trains looking for a sign of a projectile. The search is over for the eight people on board a u. S. Marine helicopter that crashed in nepal. Six marines and two nepalese were on board. Their bodies found yesterday. They were part of a Relief Mission following an earthquake. Military officials are hoping to recover the victims from the crash today. Were now hearing from the parents of one of the u. S. Marines killed in that crash. Chris norjen was the pilot. His parents spoke about their son from their home in kansas. He was an amazing individual. My son is my hero and he is with me now and always will be. There are 300 u. S. Military personnel in nepal supporting the earthquake aid mission. And today fairfaxs urban search and rescue members will be expected to arrive at dulles airport. The team was sent to nepal three weeks ago to help following that quake. We do have a Traffic Alert to pass along to you right now. And we want to let you know about this weekend on metro, this alert is going to affect every train you ride on board. Or you plan to board. Melissa has what you need to know before heading out today. On metro this weekend, we do have some weekend traffic to warn you about. All six lines this weekend will be affected. On the red line trains running every 24 minutes only because of this weekend track work. Yellow and green line trains running every 20 minutes. Yellow only between huntington and mount vernon square. A warning here for you. Orange silver blue line trains running every 18 minutes this weekend. Have a good one. Thanks. Still ahead we get an inside look at what it takes to become a police officer. Go inside a Police Academy in Northern Virginia. Stroller warriors. We meet a group of women who work out and find the Virginia Health department wants to make sure you did not come in contact with a cat suffering from rabies. The cat was found wednesday near the intersection of suddenley road and shelter lane in Prince William county. Now, if you did come in contact with this cat, call the Health District or animal control. They want to hear from you. Its the last day of National Police week. The newest recruits joining the ranks. We are taken inside a Northern VirginiaTraining Academy to show you what it atakes to put on that uniform. Reporter this is the next generation of local law officers. Here in the Northern Virginia criminal Justice Training act in ashburn. Theyre from 17 local Law Enforcement agencies including alexandria louden and manassas. They are acutely aware of the dangers of police work. Its always on our mind. Reporter Stephanie Frank and her recruits are learning new policing techniques. We have defensive Tactics Training and theyre teaching us new ways such as every single signature were encountered with. Theyre teaching us you gain distance and use verbal commands. And with those hopes, theyre trying to reduce the rate of officer safety problems. Reporter in this exercise recruits practice disarming an attacker with a knife. Using alternatives to deadly force. Thats really the goal and thats what i see as the change in Law Enforcement training. Especially given the scrutiny of Law Enforcementrelated force incidents in the last year. Reporter at the front entrance of the academy, theres a memorial to the 21 officers killed in the line of duty who were trained here at the academy during its 50year history. Instructors say they dont want to see another name added ever again. We try our best to instill the principles of Law Enforcement, the sanctity of life. You know their safety the communitys safety. We feel those things are important. Reporter chris gordon news4 today. A Montgomery High School student with special needs gets a prom surprise. Great story. And going for a run with your stroller. Why these women are finding more than a great workout. Having a live look outside. Meteorologist chuck bell at 6 15 today a Armed Forces Day which recognizes many of you and your spouses. Thousands expected to take part in the sixth annual semper fi race in the district. That raises money for Service Members who are ill or wounded. Starts at 8 30 this morning near west potomac park. If you cant take part you can sign up as a virtual runner. You may be affected by road closures during the race. Check our nbc washington app for any heads up. Even with the other half helping, parenting is tough. It is especially difficult for military spouses who often find themselves in an army of one. Reporter somewhere near ft. Hunt out of the woods, warriors emerge. Theyre not looking for battle. Its about 60 pound difference. Reporter theyre pushing babies. And in lauries case new twins and a dog. I am no more than a supermom than any of these ladies out here. Reporter they are all super warriors. Working together to find fitness and real friendship. Its very demanding. Reporter from Current Issues like isis threats on social media, the stresses can take a toll. To know weve all been there and done it and well all make it through. Reporter has it been extra stressful in recent years, would you say . I think having the kids keeps me busy and distracted from a lot of that so that helps. Reporter stroller warriors was started back in 2010 by a mom in North Carolina and has since grown to 24 chapters. Here this group is mostly made up of moms who run for time rather than distance. As for the course theyre mostly by playgrounds. Every run ends with a massive play date while moms crunch the kids let go. But also find ways to connect. Theyre playing with other kids who are in the same situation they are. Theyre missing their daddies as much as my kids are reporter with runs scheduled to two to three times a week theyre thriving. All kinds of runners. Even if youre just getting started, if running is your goal, well help you get there. Reporter because here with these moms you bet theres no stroller left behind. The stroller warriors not just for the ladies. It is open to all military spouses. And oftentimes active duty members when they have the day off, theyll come join their wives and husbands and join in on the fun. On a good day, when theres good weather, chuck, they could have uptowards of 20 runners out there. We always recognize Service Members for good reason but their spouses do so much. They sacrifice a lot. Someones got to keep up the home front so to speak. Well said. Theres impacts of rain on your afternoon today. Not a huge washout. The entire weekend is not going to be a lost cause, everybody. But do know that you should have sort of a little backup plan ready to go later on this afternoon. That includes if youre headed up to the preakness stakes in baltimore, its a dry start for most of us. About 99 rainfree out there today. Generally dry start to the weekend for everybody. But with daytime heating later, the chances will increase once again. Kind of a hazy looking start out there early this morning out of washington. Temperatures mostly in the 60s. Were 67 degrees at Reagan National. Dew points starting to creep up just a little bit. Any time this number gets above 60 we start to feel the humidity. Dew points close to 70 degrees by the time we get to the weekend. Its going to feel a lot more like summertime and spring for the next few days. 63 now in rockville. 59 in camp springs. Overall impact on your day low impact today. Likely to increase later on today as showers and thunderstorms are going to be scattered about the area. Temperatures hourbyhour into the mid and upper 70s well before lunchtime. We should be 80plus before 1 00 this afternoon. High today around 85 86 degrees in and around town. Future weather has a few clouds around this morning. Generally dry weather through lunchtime today. Here we are stopped at 4 00 on ouweather. Theres the beginning of the rain chances courtesy of the daytime heating. 6 15 today, thats when theyre running the preakness in baltimore. Maybe bet on the mudders for your horse choice today. Better rain chances out to the north and to the west of town. And with time by 7 00 9 00 this evening, the rain chance drifts down into parts of Southern Maryland and out onto the eastern shore. Drying out a period overnight tonight. Storm team 4 radar this morning, a couple of sprinkles along the masondixson line. And few showers to the west. This is the plume of warm humid air lifting out. It will be here not just for today and tomorrow but into the early parts of next week. If youre traveling today up towards dallasft. Worth, know theres a high risk of Severe Weather across the plains today. For us really about a 50 chance for showers coming in later this afternoon. Severe weather chances remain fairly low, but any of those afternoon thunderstorms when you hear thunder, that means you need to go ahead and move inside. Highestain chances today Northern Maryland out to west virginia. Everyone has a chance so keep that in mind. Mid80s through today and tomorrow. Closer to 90 monday. And best rain chances will be sunday and tuesday before humidity takes leave once again next week. Just keep that in mind you guys. The good news is the heat and humidity wont last forever. Here for the weekend. First days of summer. Yes. Thanks chuck. Well if youre planning a lastminute trip out of the country, you may be able to start your passport process today. The district is holding a passport acceptance day. They aim to help those applying for the first time or if you need to replace or renew another passport. That happens between 9 00 this morning and 2 00 this afternoon. Its going to be at the Passport Agency which is on 19th street in northwest. One Montgomery CountyHigh School Student got the surprise of his life when classmates named him prom king. This is jeffrey cruise last night in Silver Spring. Cruise has down syndrome. That doesnt stop him from having the perfect prom experience complete with a date and a stretch limo. Something his mom is grateful for. For me its as a mother its so beautiful, so happy for me. Well once we get video of the crowning moment we are going to post it on our twitter nbcwashington. So be sure to follow that. Looking forward to that. Wonderful. And its 6 22. A lot more to come here this morning. This morning you can see a fun festival on the potomac. Were going to show you the and today you can head out to the dragon boat festival right here in the district. Opening in about two hours from now. Thats going to be near the georgetown water front. Check out the dragon boat races and cultural crafts and exhibits which include lion dancing. Festival runs today and tomorrow. Grab the family because today is the fiesta asia street fair in the district. There are going to be five stages and more than 1,000 performers. It all begins on pennsylvania Avenue Northwest at 10 00 in the morning. The closest metro stops to the fair are National Archives navy memorial. A reminder because of the fair the streets you see here are blocked off until 7 00 tonight. American pharoah is taking a trip closer to the triple crown today. He will be competing in the preakness stakes. They have the smallest field since 2000. Just eight horses. American pharoah is the favorite to win. You can watch all the excitement right here on news4bc 4. This story is rising. The the the the Herndon High School star has been the team manager for the last two years. A fixture for the hornets. He never missed a game or a practice. But noah who has Cerebral Palsy never played in a game either. That was until coach greg miller made noah his starting pitcher. Yeah. Well the hornets lost to oakton but not before noah there got two strikes in bringing the entire crowd to its feet. And im a proud hornet myself. Friends there said it was just so surreal. The crowd was so touched by this moment. And noah i mean hes going to radford. Just got in. Hes going to be going off to college. Hes a good pitcher too. I know. He was practicing a lot. Looked great. A lot of excitement there. Were looking at 6 27 right now. A college in virginia going to have its final graduation as the School Closes its doors. But the president is not going to be there. Well tell you why Sweet Briar College will be without its president today. Court documents telling a terrifying situation. Screaming on a dorm floor screaming shed been raped. What else the documents are e veal about the alleged attack. We are expecting a warm and humid weekend. Storm team 4 meteorologist chuck bell is going to let us know how at 6 30, your top stories this morning. Police trying to find the man who shot and killed another person in Prince Georges County. This happened last night around midnight in forest heights. If you have any information, police want to hear from you. Today fairfax countys search and rescue team will be reunited with their families. Theyre expected to arrive this morning at dulles airport. The team was sent to nepal three weeks ago to help the region. Heads up on metro. Track work happening on all six lines this weekend. Orange silver and blue line running every 18 minutes. Yellow and green every 20. Red line trains every 24 minutes. Lots of delays out there on this saturday may 16th. Welcome to news4 today. Im david culver. And im angie goff. Today is saturday may 16th. We want to