Gunman Micah Johnson had an arsenal of weapons at this home in dallas. Speaking from a nato summit in poland today president obama said its been a tough week for the families of everyone who died in the violence and he dismissed the idea that our country has returned to the darkest days of our past. Unity in recognizing this is not how we want our communities to operate. News 4 is in dallas tonight we are live outside police headquarters. Er erica. Reporter good evening. Right behind me is the Dallas Police headquarters is a memorial that been growing since we arrived and if gives you any idea how badly this community is hurting, i think the images say it all. Officers is now being used to honor officers. Somewhere beneath the cards and flowers, Dallas Police cruisers, the weeks deadly shootings have had an impact on everybody. I know to know how close they mean. Reporter even the youngest members of the community are learning about loss. With a bucket nearly bigger than he is, 6yearold charlie has set out to help. With cookies and lemonade hes learning the value much a dollar for a greater cause. He told his mom whatever money he made he would donate. The cookies mean big bucks and big hearts. 25 years as a volunteer fireman, thank you. Reporter working in the texas heat is hard work. Im tired of standing. Reporter and doing good can sometimes i y you. If you couldnt tell by his moush ash his dipped into his profits a bit but hes made up for it. The innocent know whats happened and theyre hurting too and whether its with a cold drink or flowers today in dallas its about paying tribute to the fallen. And there is the lone star flag flying half staff today. Here outside the Dallas PoliceDepartment Car after car, people keep arriving here on the scene to try to spend a couple of minutes here and pay their respects to the officers that really paid the ultimate sacrifice. They sure did. Charlie and the rest of the community there weve seen really supporting the Dallas Police department. Whats happening there at headquarters that this is going to continue to grow but here in the city of dallas it was said mayor Mike Rawlings would likely attend a healing mass later today and there are a number of protesters organizers that would have a Community Meeting later this evening to continue the conversations of where do they go from here on out. Okay. Thank you very much. Our Team Coverage continues in northwest d. C. Now where people are holding a peaceful vigil for the fallen Dallas Police officers. News 4 is at the National Law Enforcement memorial where people are already starting to gather. Reporter that vigil is set to take place here at the National FallenPolice Officers memorial at 8 00 this evening. Today weve seen people coming here to remember and pay their respects to the five fallen officers in dallas. Many here are Law Enforcement officers who are from out of town who came here to pay their re in recent events across the country. One man tells me hes retired but now his son is a young officer and hes concerned about his safety and about these tensions. Many are concerned what does this mean for the future of Law Enforcement and how should the police and the Community Combat that together. Nothing more than telling them whats on these walls today particularly with whats going on around the country and having the opportunity to be here was the least i could do to pay respect to all these fallen men and women. With all the turmoil thats going on right now in the country its especially difficult to be a Police Officer. My youngest son just started as a Police Officer last year. Its a sad change weve seen over the last several years of communitiies separating from their Police Departments and Police Departments separating from their communities and in some way it has to come back. Reporter there will also be a black lives matter demonstration 7 00. It will get under way at the africanamerican civil war metro station stop. Detectives tried to figure out who killed a 62yearold woman in her home. They found the body yesterday. Officers were called to the house on 71st avenue to check on her. She had traumatic injuries. Police working to find a motive. A woman is facing murder charges in the death of a man in southeast d. C. Police arrested the 42yearold woman today. Investigators say young stabbed 50yearold allen smith this morning at a house. The stabbing was domestic. Its been a historic Gathering Place for decades. Today people came together to stop redevelopment plans for the plaza. Neighbors dont want condos. The plaza is used as space for the farmers market. A warning f planning to visit virginia beach. Strange fish causing some concern. And its a thousand mile walk to the nations capital. Find out what the activists want from lawmakers. Im tracking rain right now plus some changes police are hoping someone knows who robbed a store in northeast d. C. On july 4th. Ro robbery at the good food market. It shows a man emptying out the registers and the other looks like he has a gun in his hand. Nobody was hurt. Give police a call if you have any information. Someone started a shooting at this house. He was sitting in his living room last night when he heard gun fire. I believe this is video about a story we did about a little girl that had bullets fly in her bedroom but this this instance they discovered many bullet holes that had pierce in had the outside of the home. A beach warning for you. How would you like to go to the beach and have this here staring back at you. Its a story that has a lot of you talking on the nbc washington facebook page. Theyre called star gazer fish virginia beach. You hardly ever see these things. They usually hide in the depths of the bay. The fish bury themselves in the sand and stick their heads out to ambush prey but they pose in real threat. You can learn more about the fish by tapping the nbc washington app and searching star gazer. A family looking for answers after a loved one was killed in a hit and run. Find out if threey a pected, and the unexpected. Know that at least the process of buying a new home can be clear and simple. Know your investments can make retirement closer than you think know. The one word behind all the guidance we provide, tools we create, and services we offer. Because when you have insight, you know. Have a surprise for you. Man you have a surprise for me . Narrator at dominion, 1 in 5 new hires is a veteran. And when theyre away, they miss out on a lot. But they wont miss out on financial support. Because we cover any difference between their military pay and their dominion salary, and continue benefits for them and their families. Why do we do it . Because our vets sacrifice enough. Dominion. Depend on us for more than energy. Stand by me. Were getting a look at at wild chase with a 12yearold boy behind the wheel. This is in maine. Police put out this video, 50 mile an hour speeds. The boy ran red lights and stop signs before police rammed the van to get it stopped. The 12yearold is facing charges. A young man killed while riding his bicycle in a hit and run crash and his killer is still on the loose and tonight his loved ones are demanding justice. Reporter this 23yearold man had a promising life ahead of him. He was a member of the Junior Police academy where he left an impression on the chief and all who knew him. He was a wonderful person. He loved his family and community. Reporter that ended around 1 00 a. M. On june 23rd. This spot marks where he was hit by a hit and run driver. Were looking for anybody who may have seen anything leading up to the crash or after the crash, anything whatsoever that you might think may have been odd. Our family is devastated. Our family will never, ever be the same. Reporter theres irony on top of the tragedy. The accident happened just feet away from his home but it was days before he was identified. He was a home body. He would never stay out all night so when several days went by we were concerned. Reporter they filed a missing persons report and thats when the connection was made to an unidentified hit and run victim. Were so devastated. Reporter the family found comfort in knowing he wasnt alone at the scene, that someone was at his side. Two strangers came on the scene and prayed with him. Someone told us that he reached out and grabbed one of the womens hands so wed like to thank them. Reporter theyd like to know who those women and run driver was. A candle from a previous nights vigil burns so does the desire for answers that wont bring him back but will help his loved ones deal with his loss. We need closure to this. A Breast Cancer survivor is making a 1,000 mile journey to d. C. To show the toll this disease takes on women and families. Shes making part of the trip topless. She left mississippi in april and arrived her last week. Supporters and survivors joined her on a walk to capitol hill. They lost everything trying to take care of her family and deal with the diagnosis. No american should have to choose between food and medicine. So its time for a change. And im fighting. I have meetings set up with members of congress all next week and i p their hearts, not just their hearts to hear from us the people. Shell talk about current advances in cancer and efforts to find a cure. Our official High Temperature today, 92 degrees. This was the tenth day so far this year weve hit 90 or higher and more 90 degree days heading our way. We will get a break tomorrow, monday, the humidity starts to return on tuesday. Very little rain chances in the forecast. Were starting to enter that time of year where the grass dies and you need to water the garden. The weather were so familiar with in the district for mid july, its gorgeous the weather in the forecast tomorrow. Radar is mainly dry but im tracking isolated showers in Southern Maryland and then some activity up around the mason dixon line. But for the most part were dry this these showers pushing out and you can see the heavier rain around cambridge. Its going to be more comfortable tonight than it has been. 89 in washington. Tomorrow the weather is going to have a low cuba account impact. Very comfortable morning. Throughout the entire day we get a break from the humidity and well have plenty of sunshine. 73 degrees here in washington, 60s in the suburbs. Spectacular around the lunch time hours with plenty of sun and low 80s. Were going have a nice breeze around throughout the day tomorrow so it feels really refreshing. By 8 00 just a few clouds out there and 84. As far as the humidity levels are concerned not only tomorrow but monday as well really nice. So comfortable to start the work week. On tuesday it starts to feel a little bit humid outside and then its feeling owe pressive. It will feel like its close to 100 degrees during the afternoon hours by wednesday and thursday so well be tracking the third heat wave of year. Monday a high of 88, tuesday 89 degrees but it does feel humid and there could be an isolated late day thunderstorm around tuesday, wednesday and thursday. The chance that youre dealing with rain only about 10 . I think the best chance of rain is actually on friday, but notice the temperatures, 96 on thursday and 94 on friday. Steamy. Thank you. Serena williams continues to dominate the tennis world. Well have highlights from not prodders, shuckersers, and sniffers, [ inhales ] all giant produce is triple checked. Farm, crate, and store. Were focusing on fresh. So you dont have to guess. My giant. Amsleep number beds with you with Sleepiq Technology give you the knowledge to adjust for the best sleep ever. Its the final days of the lowest prices of the season sale, with our bestbuy rated c2 Queen Mattress now only 699. 99. Know better sleep. Only at a sleep number store. Good is a catalyst,ue diamond almond. Good is contagious. And once it gets going there is no stopping what you can do. Get your good going. Blue diamond almonds. No man has ever won 22 grand slam single titles. Roger federer holds the record with 16 and Serena Williams looks to be the third to do serena won straight sets, 75, 63. Shes making her case for the greatest tennis player of all time. Shes two titles away from the world record. After taking care of business by herself, serena teamed up once again with her older sister venus. The duo just as dynamic together as they are apart. They won their sixth wimbledon doubles title. They won 63, 64. Great defense on display in the first inning. The birds taking care of business. Strike them out, throw them out. Bottom of the inning the angels say we can do that today. Them out. Enough of the defense. If you need offense just rely on this guy, mark tremble. 28th home run of the season and most in the majors. The or reeles down 21. Matt will star tonight. He has a tough act to follow. Stephen stra Stephen Strasberg was dominate last night. He has been dominate in his last two starts as well allowing just one on one in his last 13 innings, first pitch set for 7 15. Wizards begin Summer League play and a new regime begins today. Brooks wont be on the sidelines today however he will be evaluating talent. The open. I love the opportunity we have going into the Summer League. We have a good group of guys and a couch and a couple of guys that are back from our last years team, but i definitely will be involved in practices. Ill be around during games and im looking forward to the group that we have. Jake made his Summer League debut for portland today. He says please pose for my poster. Heres the harm as he stayed down for a minute and fephoenix wins it but he gets our play of the day. James hardin is cashing in on the nba salary sweepstakes. The renegotiation gives him 11 million a year raise. Hell earn 32 million in the second year. U. S. Womens soccer taking on south africa in chicago. The americans on the atack. Thats washingtons support star cryst cryst crystal dun. Shes pretty good. Hope solo earns her 100st shut out. U. S. A. Wins it 10. Tour defrance stage eight. Chris multi tasked. Check out the guyn the yellow wig. He punched a fan while riding by. He wins the stage. He was fine. Just 200 swiss franks for the incident. Thats about 210. Golf fans have been waiting to see the sport back in the olympics but the field is thinning. Dustin johnson becomes the to withdraw citing the zika virus as a concern. Which izards take the court just a few minutes and well have a full recap at 11 00. Breaking news, were at the scene of police activity. Reporter i can tell you that were here on audry lane off of indian head highway across from the east over shopping center. Weve been able to confirm with the police that an officer shot at a suspect here in this area of these apartments, park forest apartments. The bullet did not strike that suspect. We believe the suspect is still at large. You can see a very heavy Police Presence here, Maryland State Police and the helicopter was up a short time ago. Suspect at this hour. But the police confirming that they did in fact shoot at a suspect but at this point they do not believe that that bullet hit the suspect. Theyre continuing to search at this hour. Back to you. Okay. Thanks very much. Well, things hot out there and a little wet in some places. Yeah, were going to be drying out tonight overnight. A break from the heat and humidi humidity, up dates for potential storms at 11 00. Well see you at 11 00 w. On this saturday night, tragedy in dallas. As a city and nation honor and mourn those killed in the line of duty, new insights about the shooter and his background. Including his military service and what may have led him to target the police. Call for unity, president obama says the dallas shooter was a demented individual not representative of americans. And says the country is not as divided as some have suggested, despite continuing protests, and vigils after the Police Shootings of two black men. And the kindness of strangers, in a community shattered by violence, coming together to aid and comfort each other and those who serve now dealing with unimaginable loss. Nightly news begins now