Lets start with lauryn and a look at the forecast. At least a nice sunrise. Its beautiful right sun coming up 12 minutes ago at 5 48. This us out there early morning. The sky is on fire right now. But we are weather alert for this afternoon. Mp atures you walk outside its already thick. That humidity is like a wall out there. 75 degrees is our temperature right now. Well continue to see that humidity throughout the day today. So hitting thead early this morning, weve got temperatures in the low to mid 70s. You may encounter a little bit of fog. By noon were at 90 degrees. 9 00 a. M. Were in the low 80s. We stay in the low 90s through 6 00. That heatinx right around 100 degrees. 60 chance of storms out there today. Best chance arrives after 3 00 p. M. Well keep chances of rain into the lat evening. We have nats game, fireworks after the nats game and have the rolng stones concert. Well talk about that comi but first well talk about traveling with melissa. Good morning. Good morning. Inneloop, outeroop we dont have any issues on the beltway. We had earlier problems that have cleared. Third street tunnel southbound at new york avenue do have one lane blocked because of a steel plate tt has shifted. Sterling southbound 128 at old ox fuel spill. Fairfax old lee highway near rebel run road closed because of downed wires. On constitutind independence fencing for the independence festivities down in the middle blocked adway and lane there. Eun . Thank you, melissa. The country is getting ready to celebrate tomorrow could be the busiest Independence Day in d. C. In a long time. It will include the annual capitol fourth concert, drs rehearsals begin in a few hours. Our Megan Mcgrath will have a preview in just a few minutes. The biggest headline will come with the president s salute to america event particularly the display of this countrys military power. Look at new cell phone video shows miliry tanks moving rough the streets of d. C. Late last night in the southwest. Check this out, this video shows those tanks inat place the lincoln memorial. Tomorrows program will include 24 different aircraft representing each brach of the military. President trump will make a 0minute speech at the lincoln memorial. All of the events will be open to the public and there is a ticketed section for reserve for vips. There will also be protests tomorrow. News 4 learned that the National Park servce approved a permit for that baby trump balloon. The balloon can be near the Washington Monument from 4 00 a. M. To 9 00 p. M. Tomorrow. As the president s event wraps up tomorrow night, the 39thn aal capitol fourth concert kicks off and the dress rehearsal for that big show is scheduled for tonight. Megan mcgrath on live the National Mall with what you need to know going into the next couple days. Megan, good morning. Reporter well, good morning, guys. Yeah, this is something thatp hans every year here. Im going to step out of the way and you can see that everything is tin place, stage has been set up here on the west side of the u. S. Capitol. You can also get a feeling for some of the security that youre going to encounter. Theyre kind of limiting where people can walk. Theyre going to be security Access Points to attend this event and other events of course as we go into the fourth of july. Now this year the concert, john stamos is going to be hosting again. Grammy winner carol king is among the performers. Here is some video that was taken from one of the pevious concerts. The show is at 8 00 on the fourth of july, but if you dont feel like dealing with all the logistics, all the crowds that will be here on the fourth, theres actually a dressh rersal thats taking place tonight. It is free and it is open to the public. No the dress rehearsal is going to be at 8 00. Gates, though, open at 3 00 so that you can have some time to get a rough security and good seat here on the grounds of the capitol. Now, some of the prohibited items that you might not actually be thinking about include glass bottles, bikes and motorized scooters, no big umbrellas. So anything over 36 inches you cant bring. Under 36 inches youre okay. No duffel bags or suitcases are permitted. Now, there are two entry points that you can choose from in terms of passing through security. The north side of the Capitol Square at third and pennsylvania avenue. On the south side of the square at third and maryland avenue. And just pack light. Thats the bestdvice here. Now performances include gone west, vanessa williams, the ojs, yolanda adams. Lots more that i cant list off here, but a terrific show as always. And again, if you want to catch that dress rehearsal, you can do that 3 00 is when you can come ofd claim your patch rass here on the u. S. Capitol, but the rehearsal gets under way at 8. Than, megan. Millions of people will be io the go for the long Holiday Weekend in additn to crowded roads youfl hit a snag i your plans includent flying or out of Reagan National airprt tomorrow. Lights will be delayed for hours because of fourth of julyn fireworks d flyovers. There will be no Flight Operations at reagan from 6 15u ntil 7 45 tomorrow night and again between 9 and 9 45. Thats when the events will be taking place on t National Mall. This is the first time fireworks have stopped flights at Reagan National. Check thegt nbc washinon app and search fourth of july for more details. 6 06 right now. The battle to get president trumps tax returns is heating up. The house ways and Means Committee is now suing the and the irs. Rtment that lawsuit alleges the administration defied a congressional subpoena to hand over six years of trump financial records. In may, treasury secretary Steve Mnuchin told the committeehe request lacks legitimate legislative purpose. The president maintains het cannoelease his documents because he is under an irs audit. Tens ofs thousandf people protesaned outside of migr Detention Centers across the country, calling for their closure. Sut it wn this comes as newlyreleased pictures from the Inspector General show the extent of ercrowding. Senior managers at several facilities have raised security concerns. One manager described the situation as, quote, a ticking time bomb. The Border Patrol says it is facing an unprecedented surge of migrants being apprehended. Heere were 144,000 in may. That is t highest monthly total in 13 years. Those undocumented immigrants are the People White House wantedo identify in the u. S. Census. But the Trump Administration will move forward with printing the2020 census form without the controversialitizenship question. The Supreme Court ruled last week that the census cannot ask about a persons citizensp. The president considered delaying carrying outnsthe ce in an attempt to includ that question. The constitueson mandat the government conduct the census every ten years. We areyo working for u to find out why Vice President mike pences trip to New Hampshire was cancelled. Pence was supposed to travele there yerday to talk about the opioid crisis. His plane, though, never took off and heh returned to the wite house to meet with president trump. The white house says the Vice President needed to be in d. C. , adding that there was no cause for alarm. 6 08 is yr time, another setback for the Worlds Largest aerospace company. Boeing 737 max jets will be grounded for longer than expected because of a new safety concern. The problem was discovered last week. Southwest airlines hopebrto g flights back october 1st, but now says cancellatins will continue past that date. American and united have grounded max 8 jets through at lea early r. Septembe 6 08 right now and this morning a neighborhood is on edge after three men were shot t in two separe locations in Fairfax County. Officers found a man shot in a parking lot on telegraph road yesterday afternoon. Minutes later, they received a call for another shooting on james drive just a couple m away. Two other men were found shot at that second scene, all of the victims are expected to survive. Right now police are trying to figure out whether theahootings re gang related. Meanwhile, we ae lea deadly shooting inside a Pentagon City mall parking garage was an act of self defense. Arlington county police now say the man who was shot and killed was trying to rob another man. Police say the suspect pulled out a gun and tried to steal the victims cell phone inside a garage on Army Navy Drive on monday. The victim fought back and during the struggle the gun went off hit the suspect. Police say he died at the hospital. Ame has not been released. D. Community is calling for change after Prince Georges CountyPolice Chased dozens of dirt bikes and atvs from maryland into the district. You can see Prince Georges CountyPolice Officers weaving throh traffic tryingo catch the people driving these atvs illegally on public roads. One officer crashed into a fence. The riders were able to get a awy. This happened on saturday in southeast d. C. Along southern avenue. Some d. C. Community leaders are upset. When you have another Police Department coming into our neighborhood doing something that we would not expect from npd to do, its a problem. County rince georges Police Released a statement saying, quote, it n is pgpd policy to meet reckless behavior with reckless behavior. The Department Says the chase was a violation of Department Policy but didnt say whether anyone will be disciplined. Anhe icon of t Automobile Industry and one of the nt couys highest profile executives has died. Lee iacocca passed away yesterday at his california home. He was 94 years old. As a ford Marketing Executive in the 60s he helped launch the mustane then in th80s as the ceo of chrysler, he rescued the company from near bankruptcy. His funeral will be held on july 10th in michigan. Iacocca died from natural causes. D. C. Councilman jack evans faced hours of tough questions from the d. C. Council. He was trying to convince them not to remove him as chairman of the finance committee. Evans is accused of using his public position for personal gain. Yesterday he addressed his colleagues regarding a metro ethics investigation. He refused to answer several questions unrelated to that investigation. And when Council Members asked about possible conflicts of interest being investigated by federal prosecutors,wa evans s less than forthcoming. The best approach to that is to let the investigations, ich are looking at all of that, play out rather than me try to answer that question today. I have just lots of questions that are clearly not going to get answered today. Appreciate your pontificating but youre mischa lot and interrupting me and i dont appreciate that. Throughout the meeting evans asked his colleagues to keep an open mind. A vote is planned for next week on whether to remove him as chairman. 6 11 your time right now. Es busins that rely on the metrcrowds are feeling the pinch of the metro summer shutdown. How theyng get by while major work continues. And your grill could be more dangerous than t fireworks if youre not careful. Om se helpful safety tips before you fire up that grill fo fourth of july. Thats straight ahead on news 4 today. Auren . Out our weather, well, our weather not looking too bad out there. Its another hot day right now, but were expecting another chance of storms. 60 chance of scattered showers and thunderstorms not only today but also tomorrow. Lets time thet outor you today and tomorrow coming up on the her side of the break. Ot announcer youre tching news 4 today. Welcome back its 6 14. During the summer months parents are always looking for fun things to do for the kids that are maybe educational so theyre not just frying their brains on tv and electronic devices, t . Righ you have to have three months of that fun stuff, right . Exactly. We are working for you in the community this morning with a new stem exhibit thats opening in a bit of an unlikely place. You dont necessarily look forh orical venues for a lot of these Science Technology math related type thats one of the best thingv about lg in our area, there are so many different venues that can house all sorts of events for kids and parents, too. And were going to try to get back to that for you in just a second. Molette green has a really fun story that shelly to tell us about today. Well get back to her. Were having trouble with her signal. Okay. Imagineo wait for a table at a restaurant or no trouble getting a reservation. Tr s summer shutdown has made that a reality in alexandria. Not all good for business owners, though. News 4 drewilder dropped in on well known hot spots that have gone cold. Reporter inside one of old towns staple same Delicious Food thats brought people in for years but this summer theyre not coming in. Weve seen a stagnant dropoff, a sharp dropoff. Reporter it dropped off when metro shut dohe king station to do muchneeded work on the stations platform. For businesses on king street, it cutli their life. We always joke about how its right across the bridge but when it comes down to the metro not being there, that bridge feels like it might as well be miles away. Reporter Alexandria Chamber of commerce and tourism arm conducted a survey of local businesses three weeks after the station shut down. Why would wtake the pulse hree weeks in, right . We didnt want to know about it after the fact, in the moment, so there were still adjustments to make. Reporte theyll consider adjustments now because the suresey finds 4 and 10 buss are losing money. The closer you get to the metro station the worses it gets. U can see, there is a buffet and i dont have a singl guessitting in the building. Reporter he says his restaurant has taken a 30 to 4 hit. He and the others will havto endure because this shutdown just started. Blue and Yellow Line Service wont flow through king street again until september 9th at the earliest. Until then, we should be able to survive, hopefully. Hopefully. Hope ithe word. Eporter reporting in old town alexandria, drew wilder, news 4. 6 17 now if you love maryland blue crabs this story will make you happy. In a new report shows the bluec ab population in the Chesapeake Bay is booming. The annual blue crab advisory report shows its up 60 from ast year. Resource managers attribute part of the increase to the waters noteing overfished. Other facto include responsible harvesting of female blue crabs for the past ten consecutive years and cleaner water. Algood news. The report helps scientists set blue crab fishingregulation. 6 17 and now were ready to tell you about this new stem Exhibit Opening in an unlikely place. News 4 molette green is live at the dunbarten house museum in georgetown. Hi,molette. Reporter hi, guys. One of the oldest houses in the city, this museum house tells quite a story, the first 30 years of washington, d. C. And look behind me, you see this blue swatch of wallpaper from the 1820s and that sample created and recreated through Stem Technology. As you can see, this is the new sample and the girl scouts are here to kind of demonstrate by pointing that this is what they can learn about. They do a lot of work here with the girl scouts and other School Groups to kind of share about Stem Technology and preserving and conservation. Scott shoolls the curator wca talk about the details why this is so important to incorporate these young people with this old house that has been prserved through time. Yes. No, its wonderful because so many people think of a historic e museum as a place of history. All Science Technology is involved and gives kids the opportunity to learn what they can do as they grow up. Reporter yeah, very important. Because this Stem Technology rlso keeps this house looking good as well f the wall paper to the paint to ceramic figureins to the paintings, exactly. We wouldnt live without Stem Technology. House meums would not be the success they are. Most common type of museum in america. Coming up late the ware month,ll talk about the archaeology day that will happen here but these girl scouts are excited about learning about stem and getting new badges, right . Dont we want new baes . Yeah. Live this morning in georgetown at the dunbarten ho e, back into you. Molette, thanks its now 6 19. Lets check in with storm team 4 meteorologist Lauryn Ricketts on this weather alert day. Yes. We have a weather alert day today and likely tomorrow as well. And if youre headed away for tomorrows festivities, leave this morning if you can because weve got scattered showers and thunderstorms later on throughout the afternoon and, in fact, weve got chances of rain at least through sunday, possibly even into monday. Especially south of the district. Now, w tre not going see rain all day, everyday. But we will have those chances of those storms mainly in the afternoon sd evening, have backup plans ready to go if youre barbecuing, i