right now at 6:00, police say a woman ran even killed a man in her suv. we are live with what led up to that deadly attack. for the first time, we are hearing from a u.s. airman who helped take down a gunman on a train in france. and double the excitement at the national zoo. an update tonight on the twin panda cub births. an argument between a couple turns glade maryland. police say he was trying to leave when she got in an suv and ran him over. news4's jackie bensen is live. how did this all play out?

>> reporter: well, when you look at this street, it's in a residential neighborhood, very quiet. the street has speed bumps so it's very difficult even to get up any amount of speed. now, when police arrived here, it became very clear to them, i think, that the driver of the vehicle who was still on the scene and the man who was struck knew each other and here is how police describe what happened. >> preliminariry what appears to happen, there was a man and woman having some sort of domestic dispute inside the residence. the man left the residence on foot. the woman left the residence in a vehicle. at some point, she struck him with the vehicle. >> reporter: now, police have not identified the man who was killed and they say at this time, no charges have been filed. that does not mean they won't at some point. back to you. >> jackie bensen, thanks so very much.

developing now in northeast, police still on the scene of a stabbing that happened just before 3:00 this afternoon. these are live pictures right now from the 4800 block of meade street. police say they found a person unconscious, not breathing. they are still looking for a suspect in this case. and after beautiful weather this weekend, for the most part, we are looking at a nice start to the workweek. we have frederick county schools beginning tomorrow and also, the district, if you are heading back to school your first day, i want to wish you and your family the best of luck. so 7 a.m. at the bus stop, getting ready to head to school, 70 degrees in washington much the suburbs, a little bit cooler there, 60s, maybe a light jacket, but definitely want to layer. by 9 a.m., nice, a temperature of 76. again, at the bus stop tomorrow morning, a little bit cool in the suburbs but recess looking great. warm and humid by dismissal, erika, it's hot. tomorrow night, dealing with some rain, i will have the latest on that, humidity

forecast coming up in a bit. >> thanks, amelia. a veteran baltimore county fire lieutenant was one of two people killed during a crash involving two motorcycles. hubert harrison jr. had just finished his shift, working fire dispatch in towson. he was on his way home to bowie when that crash happened about 4:30 this morning on laurel bowie road. police say the man crossed a center line, crashing his motorcycle head-on into harrison's bike. both men died on the scene. >> for a law enforcement family, our hearts definitely go out to this lieutenant and his family. he was just coming home from work after a shift. so, definitely, our hearts go out to this -- to the baltimore county fire department as well as his family. >> harrison was a 29-year veteran of the baltimore county fire department. police investigators trying to figure out why the other driver lost control.

a frightening morning for people at an apartment complex in southeast d.c. police say a man came into the complex on the -- on 28th street with a gun around 6:00 this morning. they say that he started firing shots. a slew of heavily armed officers responded to the scene but they say the suspect got away. investigators believe this was connected to a domestic situation with a woman who lives on the property but nobody was injured. they are still looking for that man, but they do not believe that's a threat to the public. 11 people, including two firefighters, are in the hospital after this high-rise fire in new york city. cell phone video caught the flames shooting out of the apartment building in harlem this morning. fire officials say the fire started somewhere on the 16th or 17th floors. several apartments were damaged in this fire. cancer is not stopping former president jimmy carter from passing on some important life lessons. the former president taught

sunday school today, just three days after radiation treatment for cancer on his brain. carter talked about love and faith at the baptist church in plains, georgia. he says doctors appear to have gotten all the cancer from his liver but they are still treating spots on his brain. it's not sunday school, but many of you are preparing your kids for classes again. how you can help us make the school year more enjoyable for many children. metro simulates a smoke emergency. why the transit authority says drills like this will help keep you safe. and three childhood friends help stop a gunman on a train in france. find out what they rel

tonight, for the first time, we are hearing from an american airman who helped prevent a massacre on a trip to paris. spencer stone has his arm in a sling. he and his friends sprang into action a heavily armed man got on to a train friday with an assault rifle strapped to his chest. >> seemed like he just kept pulling more weapons left and right, pulled out a handgun, took that, box book out a box cutter, started squlabing at me with that. we let go, all three of us

started punching him while he is in the middle of us. and i was able to grab him again and choke him unconscious. >> french counterterrorism police are questioning the gunman now. tomorrow though, france's president will give the americans the prestigious legion of honor medal. metro transit police say things went well during a full-scale emergency drill today. they simulated a smoke emergency at the stadium armory metro station. the drill involved about 30 people on a train as the tunnel started filling with smoke. metro transit police worked with the fire department to test communication during a critical incident like this. earlier this year, a woman died during a smoke incident at the l'enfant plaza station. communication problems were also uncovered during the ntsb's investigation. >> communication is something that's always going to be challenged in this type of environment. today, we did not experience any, so, another one of those action items we are trying to

work on, lay out what the communication issues are and improve upon t. >> metro will be doing the drills quarterly, the next one will be in virginia in a couple of months. another hot day today, but a weather changeup could be on tap. amelia will show us what to expect. and deuces wild at the national zoo, as the zoo celebrates not one, but two new panda cubs. their older sister enjoys -- i should say while their older

it's all about two at the national zoo, two new healthy panda cubs two times the excitement for visitors, and to make things even better, the zoo's current panda cub, bao bao, turned 2 today. news4's derrick ward has a status update for us. >> reporter: any panda know what is that sound means and so does the director of the national zoo. it means there's a new panda in town n this case, there's two. >> this is very exciting news. and was a bit of a surprise for us. >> reporter: the first birth was around 5:30, the second just after 10 p.m. on saturday. it is only the third time there have been twin births in the u.s. in the wild, it's a different story. >> we know that twins are very common. we have seen them in the caves and the dens that the wild pandas built. >> reporter: for these pandas to be born when they were, add mothers level of excitement here. it so happens to be bao bao's

second birthday. not to be outshined, she managed to take the cake. while bao bao was non-plussed by this, for zoo officials it is the exact opposite sent.two births are rare in captivity and now starting to get business same whole set of proet comes helping out with the double duties of motherhood. >> so what we are trying to do is swap the cubs and give one at a time each, you know, each have time with mom while the other one is kept warm in an incubator. >> reporter: with all this attention from visitors for the pandas, there may be time for neighbors to get a little private time outside. still, could some of the visitors we talked to just came upon the news of the new births. >> i didn't realize it until i saw it this morning on the news that they had given birth and we thought, we would come to the zoo today. >> reporter: others are a little surprised about how much of an event a birth and birthday are here. >> yeah, we are. >> yeah. it's been really nice, actually. >> can't believe they made a cake for the pandas. >> reporter: what they will be making the next few weeks are

close observations to find out the health, the paternity and, oh, yes, the gender of the new additions. >> i can tell that you we have looked closely and we are not sure. >> reporter: that will take a few weeks. derrick ward, news4. if you're like us, you cannot get enough of the twin births. we have a slide show of the new panda cubs in our nbc washington app. you will see pictures just like these, just search panda. kids in d.c. and frederick county, maryland, are enjoying their last day of summer. sorry, kid dose, it had to end sooner or later tomorrow. go back to school. keep an eye out for school bus and kids walking as you head out the door tomorrow. and we also want to remind but nbc4's backpack for kids drive. you can come to the kings town branch of apple federal credit union on wednesday from 6 a.m. to noon to donate a backpack. amelia segal will be there, as well as angie goff. more information on how to donate on the nbc washington app. as always one of our favorite

convenients to put on every single year, it is wonderful to just everybody as a community be able to do their part, just do a little bit to make sure that all of our kids get off on the right start, have the pens, pencils, paper they need. >> heading back to school, such an excitement around it. >> of course. >> the good news is the weather is cooperating, a non-issue this week, so the families can focus on making sure the kids are getting to and from school just fine, getting that homework done. it was beautiful this weekend. i hope you got outside to enjoy t plenty of sunshine. comfortable humidity. tomorrow, the warmest day of the workweek, a bit humid as well. there is a chance of some rain tomorrow night for everybody, but it's pretty low about 30%, maybe a few embedded thunderstorms. going to be a weak cold front that moves through. that cold front clears out the humidity, not just for tuesday, but we will continue to track low humidity and plenty of sunshine right on through friday, on into next weekend. wait until you see the seven-day forecast. i can't remember putting together a seven day like this so far this summer. tomorrow, the weather having a

low impact on your day. it gets hot, a bit humid, some rain is possible late, but that rain chance is mainly when we are all home from work after the sun goes down. temperatures currently are in the 80s, 84, washington, 86, leesburg, annapolis, more comfortable, coming in at 79, looking at mainly clear skies tonight, by 10:00, temperature around 77. nice weather for walking the dog, firing up the grill this sunday. by midnight, a temperature of 74. the humidity will creep in a little bit overnight and it is not going to be as cool as it has been. look at the low temperature in your neighborhood. early this morning, tracking lows in the 50s and 60s. tonight, the suburbs only going to dip into the 60s. washington, balmy, a low of 70. gaithersburg cools to 65 as well as culpepper, but mainly clear skies. a nice start tomorrow morning. 8 a.m., temperature around 74. mostly sunny skies. by noon, if you're having your lunch outdoors, temperatures in the mid-80s, so, not too bad. 4:00, start to notice some clouds moving in.

that's ahead of that cold front. 4:00 is when we will hit our high temperature of 91 degrees. by 8, 9 p.m., we could be tracking rain mainly west of town, 8:00, temperature of 84. tomorrow, you could download the nbc washington app to get hour by hour information on when this rain will be moving in, but here you can see with future weather, 8:00, it's in our western sub b suburbs, areas like warn ton, 11:00, montgomery county potentially, the district, prince george's county, remember, this is only a chance, only 30 to maybe 40%, 2 a.m., tracking rain moving through our area. that rain a good thing, not only will it help the brass out in your lawn, it will drop the humidity level. tomorrow, we are slightly uncomfortable, our humidity contrast. tuesday through friday, pleasant, the next weekend, a little bit humid. tuesday, a high of 86. wednesday, a high of 87. mid-80s on thursday. mid-80s on friday. next weekend, temperatures upper 80s to around 90 degrees, plenty

of sunshine. our only chance of rain for the upcoming week really does look to be monday night. the 60s have been glorious. >> thanks, amelia. four years ago today, the largest virginia earthquake in more than a century rocked the d.c. region. and many of you are sharing your memories of the quake on our nbc washington facebook page. it's one of our most talked about stories online, the 5.8-magnitude quake lasted about 30 to 40 seconds and was felt up and don't east coast. you can tell us how you experienced the quake on our facebook page. still ahead, lots of questions for jay gruden as robert griffin iii gets back on robert griffin iii gets back on the field days after

what's the most important thing your parents do for you? they buy me food. robert griffin iii gets back on the field days after they make sure i'm never lost. well... they pay my allowance. encourage me. ♪ they sing us a lullaby at night... a lullaby at night. ♪ oh! now i remember... why does it matter that cigna covers preventive care? because the next most important thing you can do for them is take care of yourself. cigna. together, all the way.

the fans need an update. concussion, preseason game? >> this concussion with robert griffin iii gets more and more confusing. >> stop it, it is a saga? >> a saga. >> tell me about t.

>> here is the thing, robert griffin iii he left thursday's game with what coach gruden said was a concussion. after the game, did he not talk to the media, that's because players that suffer a concussion are not allowed to talk to reporters at all. that's league rules. today, here what's gruden had to say to ask, what point in the game was robert griffin iii concussed? >> i don't know. i don't know. i can't tell you. who knows. there were stories out there suggesting that he did not have a concussion at first and then did he have a concussion, was there confusion initially as to his prognosis? >> no, no, when he was on the ground, i think, you know, the concussion, whether it is a concussion, whether it is not a concussion it is up to the doctor to the doctor to decide if he is or not. sometimes the player says he does not have a concussion, but he has to see the doctor. our recommendation from the doctor is he goes through the concussion protocol and doing the necessary steps to make sure

he passes all the tests and today, did he some light work, obviously and check him again later in the week. obviously there were signs there. that's why we called it what it was. >> now, earlier today in ashburn, griffin did fully participate in practice. one-on-one drills along with team drills. no contact for robert grinch the third, according to gruden, grieve-start saturday against the ravens, if he is cleared by the doctors according to the skins staff, he will address the media. packers, preseason, first quarter, rough start for this man, aaron rodgers and the pack. second down, rodgers finds one of his favorite target, jordy nelson, but he goes down, no contact on the play. early reports, a torn acl for nelson, tough break for green bay, if these at case. later on in the drive, the positive for the packers, eddie lacy, seven-yard touchdown run. packers get the two-point conversion, go up 8-0. more bad news, backed up in

their own end zone, rodgers drops back and then gets dropped by james harrison for the safety. no participation trophy for him this is only preseason. steelers down, 8-2. don't forget about big ben. looking to have a big season, finds marcus weeden for the score, five-yard hookup, steelers with go on to win this one 24-19. move over to baseball now for a moment. the nationals have won back-to-back series for the first time since june. the club looking pretty good right now. let's who go to the ballpark. all the cool kids at the ballpark, how you start the school year, early on, the nationals, they were not cool. jordan zimmermann, oh, man, he was hot after this. the man on, a two-run shot, the brewers take a 2-0 lead, four runs allowed, 5 2/3rd innings for j-zim. this all about the offense, that is danny espinosa. bases loaded. looks like a grand slam, just

short, they will take it bases-clearing double, three-run double. bottom of the fifth this guy could heat up, it would be huge for the nationals, anthony rendon, two on, two out. he is taking that ball out of the park, second straight game the home run. the nationals, they take the series from the brewers, 9-5 is your final score. the nats loving seeing their offense starting to wake up. >> we haven't had, you know, all of our top guys for, you know, what two months out of the season, i don't know how many times we haven't had our home lineup. our guys back, it will get even better. a lot of fun the way we are going now, if we can just keep that going, keep having fun, enjoy the game, having good a bs, we will be fine. buck showalter cannot like the twins. orioles 0-6 against minnesota this year. bottom of the fifth, twins up a run. jonathan scope lines one into

right. that's gonna bring home steve clevenger, slide ahead of the throw. three rbi on this day for jonathan scope. birds lead by a run, 3-2. top of the ninth now, zack briton on to close this out, trevor plouffe does not want to close it out. brian dozier rounding third. w he would slide in safe. tied three. we are headed to extras, the 12th inning, require on second thanks to a manny machado error, playing short the first time in his major league baseball career. jimmy parade dis, begins come back to beat the o's, 4-3. four-game sweep, the orioles 0-7 against minnesota this season. 0-7 against the twins. >> they just can't figure it out. >> unfortunate. one last check of the weather as the kid goes back to school tomorrow in d.c. and

frederick county. >> a comfortably cool start, temperature about 74 at 8:00, hot and humidity afternoon, a high of 91. the most part, looking at mostly to partly sunny skies tomorrow, maybe some rain tomorrow night, but that rain, guys, look at that beautiful workweek, it sets us up for. plenty of sunshine, right on into next weekend. mid to upper 80s for highs for the week. next weekend, around 90. >> excellent. we wish all of our students a wonderful return to school. we believe in you. we know you are going to have a great school year that is the news for now. nightly news is up next. we will see you again for news4 at 11:00. hey terry stop! they have a special! so, what did you guys think of the test drive? i love the jetta. but what about a deal? terry, stop! it's quite alright... you know what? we want to make a deal with you. we're twins, so could you give us two for the price of one? come on, give us a deal. look at how old i am. do you come here often? he works here, terry! you work here, right? yes... ok let's get to the point. we're going to take the deal. get a $1000 volkswagen reward card on select 2015 jetta models. or lease a 2015 jetta s for $139 a month

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on this sunday night, warning signs? new details about the gunman's past and alleged ties to extremists as all three americans speak out for the first time today about how they took the suspect down. hot zone. more than a million acres now scorched in the pacific northwest as fire fighters continue their battle against those raging wifires. we're on the front line. disaster in the sky. the death toll rises in that uk air show disaster on the heels of another deadly accident in the sky today. wild ride. overseas markets opening for the first time since the dow plunged more than 1,000 points last week. are we in for another freefall on wall street? and show of faith. president jimmy carter's sunda