right now at 11:00, authorities identify the three police officers shot and killed in an ambush attack in baton rouge. investigators now converging on the missouri home they think may belong to the

new tonight, a vigil for a teen who died at a lake. and i'm in downtown cleveland where security is extremely tight ahead of the republican national convention. we'll be bringing it all to you live from cleveland. news 4 tat 11:00 begins. the men on your screen are the three police officers shot and killed today in baton rouge. one of those officers leaves behind a 4-month old child. another had been on the force less than a year. and that spreads to kansas city where the shooter lived. jay gray has more on the investigation. [ sirens ] >> reporter: much of baton rouge is still locked d

>> officers down. shots fired. >> reporter: three police officers quikilled. three others jinjured, one in critical condition. the sus spent now identified as gavin eugene long. shot and kimmlled. >> we're going to check him out with a robot. >> reporter: he was armed with a rifle and dressed in black. the mayor of baton rouge described it as an ambush. this comes after dallas officers were killed by a sniper and less

sterling was kimmlled by office. >> their daddies and their mamas aren't coming home no more. i know how they feel, because i got the same phone call! stop this killing! stop this killing! >> reporter: a message echoed from the white house. >> only we can prove that we have the grace and character and common humanity to ensd this senseless violence. >> reporter: a family, once again mourning the loss of those who wear a badge. nbc news, baton rouge. the national organization of black law enforcement executives interrupted its meeting in d.c. in honor of the shooting. but the leaders spoke out today say being revenge for police brutality is not the answer. they want to stop the

community. >> it's a call withiing for us. we realize that the community doesn't have a lot of trust in that. >> this is not about black and white. it's about wrong and right. this as no kinship to our civil rights struggle. there must be no attempt toe to speak in that direction. >> one of those in the meeting knew one of the officers killed. tim kaine released a statement. he said the shooting in baton rouge was an atrocity and all must condemn it. he also said his heart goes out to law enforcement everywhere. people have been stopping by the national law enforcement memorial all day.

flowers, candles, american flag, dedicated to the fallen dallas police officers, and now those in baton rouge. we are learning more about the police officers killed in baton rouge. montrell jackson's former partner says he was stressed out and depressed about the recent shootings throughout the country. you can go to our website for more information about the victims. an american college student missing in france is now confirmed as one of the victims of the bastille day attack. nicolas leslie was a student at berkley. he was in nice with a student abroad program. he was watching fireworks with friends when a truck plowed into the crowd. three other berkley students were hurt. 84 people died. the 2016 republican national convention kicks off in cleveland tomorrow. it will brin

city for an event that will be watched by the entire world. the security unprecedented. nbc's hallie jackson had a look at the final preparationes and the po the politics heading into the convention. it appears that we don't have hali this evening. so we are now going on to, we continue our team coverage, i should say, on the convention with chris lawrence who is in cleveland to show us the strong law enforcement presence. according to the mayor, the city is prepared. >> reporter: well, erica, so far tonight it is quiet. and the cleveland police and officials would like to keep it that way. take a look behind my. you can see that black fence, the secret service officers standing in front of it. that is an 8 foot tall steel fence that cuts right through the heart of downtown. on one side is a secure

i can tell you, it is extremely intensive. on the other side is everybody else. and that is encircling part of downtown. part of the perimeter that is constantly changing leading up to the convention. the mayor said he didn't want his city to come off looking like a police state, but at the same time, they want to be prepared. cleveland got millions in federal aid to put more officers on the street and give them the latest equipment. they are now equipped with well over 1,000 sets of riot gear and batons, 24 new sets of bullet-proof gear as well, preparing for the worst, hoping for the betst. even with all the discord within the republican party, this is a night of celebration. a lot of the delegates we spoke with from maryland and virginia are heading out to party and celebrate what should be an eventful week that none o

back to you. thank you so much. let's try to go back to hallie jackson with more on the rnc. >> reporter: with balloons in place, the celebration -- set, inside the convention, even as what's happening outside colors the campaign trail yet again. batten rouge expected to be recognized tomorrow in cleveland. a senior official tells nbc news with donald trump himself calling the country divided and out of control, blaming a lack of leadership, now hoping to show his party and the world he's ready for the responsibility. >> this is clearly going to be donald trump's night. the delegates on the floor will be his. >> reporter: the message in a word, unity. but look at this numbers. nearly 80% of republicans say the party just isn't there. with trump's unfavorability rating the worst for a presumptive nominee heading into a convention in the history of

say they're satisfied with him. >> if the public sees the donald trump i've gotten to know, he will not be stopped. >> reporter: prebus defending his policies. >> donald trump is calling for a total and complete shutdown of muslims entering the united states. >> reporter: today arguing donald trump has pivoted on his stance on muslims entering the u.s. and indiana governor mike pence is not a fan of negative campaigning. he'll have to show how he'll reconcile trump's tone, too. >> i think this is a good man who's been talking about the issues people care about. >> but name calling? >> and donald trump's candidacy has been about the issues that people care about. >> i call her crooked hillary. she's crooked hillary. he woefts -- i didn't ask him to do it, but i don't think he should do it. because

>> and look for chris and tom sherwood's report tomorrow, and throughout the rnc convention. new at 11:00. an underage drinking party in rockville turned deadly after one of the party-goers drowned. two adult brothers through the party at a house on wine grove court. somebody called 911 after finding a 25-year-old unresponsive in the swimming pool. arrival officers found several extremely intoxicated people inside and large amounts of alcohol. they arrested ten people for underage drinking. the hosts of the party are facing charges. a man was walking outside the crosswalk on university boulevard in langley park. about 2:30 this morning. we've learned that two other cars almost hit that pedestrian before the police cruiser did. the officer immediately got out and rendered aid, but the man died on

detectives are working on identifying that man and notifying his family. a local security guard shot and killed a year ago today, tonight family and friends are paying tribute. >> in fairfax county, family members and classmates gather to remember a teenager who died from an apparent drowning. and crews had to rescue two people from a storm drain. find out how they ended up there in the first place. "sports final" has an extra dose of swag tonight. big swag. chris baker talks travel, and expectations in his contract year. the burgundy and gold go bold. the recipe for success. plus, extra innings, extra painful for the nats. spor

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we don't call for no blood shed! that's how this all started! with bloodshed! we don't want to more bloodshed! >> the aunt of alton sterling, the man shot and killed by police earlier this month pleads for the end of violence. more coverage tomorrow on news 4 today. a touching tribute for a high school teen who apparently drowned in a northern virginia lake. family and classmates marched to the football field, a field they say was his second home. this is whe

in falls church. >> reporter: an emotional moment at lake barcroft. relatives of jaeremy manga gather. >> my brother, he was like my twin, because we just look alike. and then he was there for me in the sad moments. he was there to cheer me up, making jokes all around, goofy and stuff, always dancing, making music with him. he was wonderful. >> reporter: jeremy's classmates, coaches and friends came out to console each other and to remember the teen who made so many people smile and had plans to attend college. >> tonight's event is totally student organized. and to see how many kids coming out speaks volumes. >> reporter: hundreds walked from lake warcroft to

a senior this coming school year. jeremy was with friends at the lake when he apparently became fatigued while swimming and slipped under the water. rescuers found his body hours later. he played offense and defense on the football team. >> i've been coaching for the last three months. and he's done an awesome job. great kid, positive attitude, always smiling, he just approached the day positively every day. >> reporter: and the energetic team planned to join the cheer team. >> it was going to be great having him a part of this team. >> it's for me and my brother to support, it's a lot. >> reporter: darcy spencer, news 4. the family of a murdered security guard is pushing to get his case solved exactly one year after his death. a tribute was held for adrian ken ard. they released balloons in his

guards shot. they were sitting in their cars near the addison road metro station. the other officer survived. they believe he was ambushed and is asking people to come forward. >> he was at work, doing his job, trying to take care of his kids, protecting the neighborhood. it was not a time that he didn't help the neighbors in the neighborhood. you guys know something. come forward. >> reach out to anyone who knows anything. even those that take a part in this. >> kennard left behind a little girl. she is now 2 years old. firefighters in phoenix, drilling through the bars in a storm drain to rescue two people. the man and woman got sucked in while trying to save a dog. they crawled for miles overnight until somebody heard their screams. it took about an hour for firefighters to get them out.

the dog was never found. parts of north carolina are dealing with the aftermath of dramatic flooding. water rose 14 feet in three hours in the parking garage of a mall in raleigh. those rescued, including a woman and three children and in iowa, thousands are dealing with damaged homes from powerful storms. hail the size of quarters and 70-mile-per-hour winds were reported in that area. and now, your storm team 4 forecast. >> and our high today was 93 degrees. as we look to the upcoming workweek and into the weekend, every single day except for wednesday will be hotter than 90 degrees. a lot of heat in this forecast and thunderstorm chances as well. storms are possible later in the day. potentially on tuesday as well. wednesday looking gorgeous. we get a break from the heat and humidity as well. it's going to be turning very hot after that, in

hottest weather so far this year. wait until you see the numbers on the ten-day. in the forecast, we're not finding any widespread rain chances. so in another week you'll have to water the garden. the weather having a moderate impact on your monday. it will be the 16th day so far this year that we've hit 90 degrees or higher. it will be muggy and there could be scattered thunderstorms around. i want to show you future weather start being ying you of0 p.m. notice bright colors on future weather as well. that's the potential for very heavy rainfall. we could see gusty winds. we can't wrrule out a few thunderstorm warnings if these do materialize. then after that, still some scattered showers and thunderstorms possible. for the early evening hours. by 9:00 p.m., anything starts to quiet down. and then skies will turn mainly

clear overnight. high tomorrow of 97 degrees. we start out at 75. by lunch time, we're already in the low 90s. now as we look at the pool forecast tomorrow, i know you could be dealing with thunderstorms, similar situation on tuesday. but a bit of a better chance that there's rain and storms impacting the area tomorrow versus tuesday. wednesday, spectacular. thursday very hot. good pool day on thursday. and if you want to head to the pool or you have outdoor plans tomorrow or tuesday, i would recommend downloading the nbc washington app so you can open up the radar, so if you see any dark ominous skies you can see if there's flrain in those clou. mainly clear skies in manassas. tuesday, a high of 94. notice the percentage of storm chances. tomorrow it's at 40%. tuesday at

wednesday, gorgeous. 80s. low humidity. thursday, we're back in the mid-90s. by friday, 98 degrees. saturday and sunday we have the potential for actually hitting 100. right now, i'm forecasting temperatures 99 often saturday and 98 on sunday with a chance of thunderstorms on sunday. >> it's july, the forecast shows it. new at 11:00, sources tell transportation reporter that larry hogan is expected to make an announcement about i-270 tomorrow. it's not clear what the governor will say, but this is what his office will say, he will meet with elected officials and constituents and tour local businesses. that we are hearing that the governor is expected to make stops in gaithersburg, potomac and chevy chase. and still ahead, a

six hours? >> yes. >> six hours and they lost? that's a lot of beer and hot dogs to get to a loss. >> and they're one strike away from the game ending. it really was the longest game in club history. 18 innings that went, that tied the heartbreaker from 2014 against the giants. this one definitely memorable thanks to the moment that led to the marathon and the one mistake that ended it. the fans had their popcorn ready, and they needed it. bottom ninth, nats down a run, murphy in to pichx hit, and he comes in in a pinch, a monster shot down the the right-field line, and it's a homer. his 18th of the season,

a curtain call for murphy, well deserved, and we're heading to extra innings. bottom 12th, raw mmos, is it enough? no! we stay tied and we keep on playing. in the 16th. man on first for josh harrison. michael a. taylor. he plays it off the wall. eric frier, taylor hits the cut-off man, look at espinoza. he gets him out. a frozen rope from danny, keeps the game scoreless. onwe go. in the 18th. the pitcher, a relief pitcher on deck, he should have given the walk sign in time. and marr kay makes him pay. 18 innings, 5 hours, 48 minutes, but who's

win for the pirates. dillen bundy making his first career start. solid in the bull pen most of the season. third batter for tampa. adam longoria crushes the ball to left. four runs allowed on three runs in three and a third innings for bundy. l longoria back at the plate, another home run, this time center. two home run games for longoria. and they beat the birds. phil mickleson entering the top of the leader board. henrik stenson, this one's dropping in the cup. stenson, a birdie machine. you know when a putt is so good you want to walk along with t and i'm going to pick it up. that gives them a two-stroke lead over

he's got a chance to get those shots back on 16. eagle. oh! >> oh, my gosh! >> yeah, he said he might be cursed. he might be right. still two shots off. then to 18. stinson finishing strong. this for birdie! he finishes with fourbirdies, hr par of 63. and that ties a 1973 record. and yes, stinson is your major winner. we'll hear from him coming up a little later. >> to watch him putt today, the right speed, the distance was amazing. >> i like the british open, you can s

you are looking at some of the performances from the living earth festival in d.c. it took place at smithsonian's national museum of the american indian today. there was a cooking symposium. the theme is agricultural practices and the importance of native-american foods in our culture. and that is our broadcast for tonight. "sports final" with this lovely

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right now on "sports final." >> it was my fault. >> how can we blame baker? why the nats manager pointed the finger at himself. >> it hurts to make a mistake like that. >> from his back yard, chris baker on his contract here and london's calling. >> it's a little different when the traffic's driving on the right. >> it's tough all over. you'll see what happens when people don't get enough sleep. tell them, daddy waggy. >> "sports final" starts now. ♪ oh, yes, waggy time. sometimes it means sleepy time. who knew. good evening, everyone, and welcome in to the news 4