. >> megan fitzgerald, all over it. let's start with doug in the storm system. >> you're talking about the heat and humidity. that's the factor that contributes to the heat advisory that we have now across the area. today for the hottest day of the year. we've hit 97, 97 down towards richmond. so some extreme heat. it'sth take a look at that heat index right now. 105 in quantico. and baltimore right now at 101 degrees. now, you mention the heat advisory there it is through 7:00. part of this southern zone is for tomorrow, too. i fully expect to see another heat advisory tomorrow, saturday and most likely into the day on sunday sunday, as well. heat index values approaching 105 degrees extreme heat. we go hotter tomorrow and most likely on saturday, too. that is something we'll be talking much more about. not only that, we have air quality issues, amelia is going to join me later to talk about that. we have a good chance of some strong to severe thunderstorms over the next couple of days. we'll break it all down for you

news 4 megan fitzgerald takes us to congressional cemetery for two officers we're thankful for saving lives. >> reporter: we pledge allegiance to a flag which reminds us that the liberty we enjoy has come at a cost. >> our founding fathers signed the declaration of independence. of those men only one is buried here in washington, d.c. >> reporter: so, in the congressional cemetery where many american heroes honor two more. >> special agent bailey, you and special agent greiner embody the essence of self sacrifice. >> reporter: it was last month when a gunman opened fire on a baseball field in alexandria where members of congress were practicing. >> all of a sudden we heard shots. it was clear pretty quickly it was a shooter there with a high-powered rifle. >> reporter: while the members ran for cover, special agent david bailey and crystal griner both highly respected veterans of the force instantly fired back. not thinking twice about sacrificing their lives to save those they swore to protect. >> thank you to the d.c. society of the sons of american revolution. greatly honored to be

let's begin with megan fitzgerald, she's down at the mall and a look at what they can expect down there, hey, megan. >> reporter: yeah, we've seen we've seen them with k-9s and large guns in their hands. if you look behind me, you can see officers sort of securing the grounds here behind me. the national park said, yes, you'll see a larger police presence if you come down here tomorrow. another thing to draw your attention to, you'll notice they there's the fencing that's all around the capitol securing the grounds here. we're told there will be check points tomorrow and if you're attending that concert, officials say bags will be checked. there's many reasons why people come from all over the world to spend a fourth of july here in the nation's capitol. >> people dream to come to see this. >> it's a dream come true for this family who traveled from albania. >> where are you from? >> missouri. >> reporter: being in the district to celebrate independence day is personal. >> we're a military family. we have a son that's served two tours overseas. it's a freedom is awesome. >> reporter: to

news 4 megan fitzgerald lost it along with family and friends in a place where it all began. >> for the young kids for when i play college tennis. >> making it to the pros of the dream for most of the kids who train here. but they also know it can become a reality. >> i feel it's complicated. >> they feel that way because one of the rising stars is francis, he trained here at the center in college park his entire life and now he's playing at wimbledon. >> it's ridiculous. >> his twin brother, frank lynn says their family's this point hasn't been easy. >> and i remember when they're running here, they were three, four, five years old. >> their father immigrated from africa. he found work here as a maintenance man. he worked around the clock, which meant his boys were always with him. >> they spent some nights here in our trainer's room in the office and it's off to the place where they came and knocked on the door. >> watching and playing tennis was all the twins knew. at a young age, it was clear, they had become stars. frank lynn now plays tennis at salisbury university, his brother tu

megan fitzgerald, news 4. teenager was killed and three others badly hurt after a ride unexpectedly flew apart in midair hurling riders to the ground. a minute later, a seat fell off and then hit the glound. >> what we're showing you is company video of the fireball. today ohio governor john kasich took a tour of the park. he said this tragedy will not define the state fair. safety of the park's rides. >> what you need to make sure is you check, recheck, you do the best you can. but the ability for human beings to. >> state investigators say they'll do an autopsy on the machine to figure out why it fell apart, meanwhile, the marines are confirming that the 18-year-old victim, tyler gerald, had enlasted in the service less than a week ago -- enlisted into the service less than a week ago. >>> you can weigh in on our flash survey this afternoon, a little more than half of you saying, yes, you can see that in our nbc washington facebook page and continue to vote on doctors operated on the baby's tiny beating hear

. >> megan fitzgerald is on the scene with what we neighbors were walking alon this trail early this morning when they spotted a body right next to the bridge. they called 911 within minutes this area became a crime scene. >> all of a sudden, five trucks -- >> there was a dead body. >> and where children come to play. >> they found an adult hispanic mail unresponsive along the trail. >> the adult mail did have trauma to his body. >> for nearly five hours, investigators and they collected evidence to try and figure out who killed this man and why. police don't believe this murder was gang related they're asking the public with information. anyone who has information might have seen something or and that's a contact of the police department right away. megan fitzgerald, news years ago but a final battle over con fred rat general is expected to end tonight at fairfax county school board is scheduled to decide to remain jeb stuart. heated debate has been going on for two years. meetings about it have been packed from people from both sides, a school board committee came up with two repor

we need to channel -- news 4 megan fitzgerald is inside a cooling center in northwest with more information for megan. this is serious heat. >> it really is, doreen. ems officials tell us, of course, hydrate. everybody knows that. in addition to that try to get into a cool location as you mention where we are here. it's one of 30 of these cooling locations set up across the city. i took a ride with ems officials today and they told me about the key warning signs of dehydration. stay hydrated, especially, in the oppressive heat. if you find yourself in the elements or without air conditioning, captain alex capice says there are a few things to look out for. >> it comes when your body actually stops sweating. it no longer has the ability to cool itself, you're so far into the heat stressed process. they start to, you know, nod off a little bit as they are profusely sweating. >> since monday, dcems crews have responded to nearly two dozen heat-related calls, but they're hoping if more people know the warning signs and what to do, they can now, the city opens up these cooling locations, as we m

megan fitzgerald, news 4. >> and now that he's found her, he sure as heck not going to let go. they're planning a family celebration in the coming days and get this, they're making arrangements for his mom to move in with them. >> new video of flooding of coming to our newsroom as we brace for more bad weather tonight. this is the cn the water continues to rise. >> well, over across the river now to montgomery county. several inches of rain has fallen there. several roads already blocked off, but people still out there trying to navigate around it. nearby, a playground here looking more like a water park, and folks this is not over yet. >> our storm team four by four is showing you the areas you'll want to avoid. we have team coverage for you tonight with crews all across our region. let's start with amelia draper. >> she's tracking the conditions right now. she has a look at what's coming next, amelia. >> i want to show you the latest, this is the flood warning for parts of montgomery county. this is include the -- this is going to go until 8:15 this evening. we have a flood w

. >> news 4 megan fitzgerald takes tous us to a special ceremony at the congressional cemetery. >> wedge allegiance to a flag which remind us that the liberty and justice for all has come at a cost. >> the 2017 law enforcement accommodation medal. >> today two american heroes were honored for risking their own lives to protect others. >> special agent bailey, you and special agent griner embody the essence of self sacrifice. >> on june 14th, a gunman opened fire on a baseball field in alexandria where several members of congress were practicing. >> all of a sudden, we heard shots and it was clear pretty quickly that there was a shooter there. it was high powered rifle. >> while the members ran for cover, special agent david bailey highly respected veterans of the force instantly fired back. not thinking twice about sacrificing their lives to save those they swore to protect. >> thank you to the dc society of the sons of american revolution, greatly honored to be here. thank you for the award. >> griner wasn't able to attend the event, but her supervisor accepted the award for her. >>

megan fitzgerald is talking with investigators working the case. >> reporter: for the last several hours this area turned into a crime scene. you can see detectives are on scene here. what they this morning when some folks were walking along this path. they discovered a body just as they crossed that bridge. >> all of a sudden, guy -- look down again and there they are. >> reporter: crime scene steps away from where neighbors like roland and his wife maxwell live. >> i feel shocked. >> reporter: steps away from where children come to play. >> they found an adult hispanic male unresponsive along the trail. the adult male did have trauma to his body. >> reporter: for nearly five hours the national capitol park police collected evidence to try and figure out who killed this man and why. >> yes, very scarey. >> reporter: there's no doubt about it, many neighbors are worried, but they're just hoping police can quickly make an arrest. >> i mean, you've got to check the family. >> reporter: reporting in prince georges county, megan fitzgerald , news 4. >>> they're closer to having new top golf.

megan fitzgerald with more on what you can expect tomorrow. >> reporter: we've seen police officers on bicycles, walking around with canines and large guns. that's what you can expect to see tomorrow, a large police presence out here. ♪ through the night with the light from above ♪ >> we are just hours away from the highly anticipated fourth of july rehearsing while crews make sure the venue is ready for the thousands of people. >> it's a day full of all american parades and concerts and fireworks. make use of public transportation. >> reporter: several roads will be closed around constitution avenue when the independence day parade kicks off at 11:45 and the night will end with what most are calling the best part of the day. if you are planning on attending the concert, remember not to bring with you things like glass bottles or knives or fireworks. they are prohibited items. we have a list of everything not to bring with you on our nbc washington app. >>> today we learned about a case of horrifying and sadly, familiar allegation against a local school aide. charles county, maryland p

. >> megan fitzgerald, thank you, megan. >>> wedding day tragedy, park employee accused of killing a wedding caterer after arguing over chairs, now the case heads to trial. >> also first at 4:00, pay up while you could be penalized for not taking advantage of something in your car. >> plus going public, a former lawmaker reveals a personal health struggle. >> it's not about me, it's a way to convey a problem that millions of americans face. >> and remember, we're always working for you, even during the break. >> check out storm team 4 and the top stories on our app that our families and kids -everwill be safe... good morning. ...safe in their beds... -bye! -bye. ...and in the car on the way to school... ♪ ...that our homes and workplaces will be safe... [ shouting ] ...and that when our kids play, the air they breathe and the water they drink will be clean, and trust their grandparents will have a safe flight when they come to visit... [ shouting ] ...and that our food will be safe to eat.