Store. Take a look. Investigators say the person in the white tshirt and red hat on the right of your screen is Michael Brown. The guy behind him in the black tshirt is his friend, dorian johnson. Police say brown grabbed a 49 box of cigars off the county and tried to leave the store without peaing. An employee tried to stop him, and brown shoved the man before walking out. About ten minutes later an officer spotted brown and johnson walking down the street, but the police chief says and this is important the officer did not know brown was the suspect well have much more in a live report coming up from ferguson. The officer stopped brown and johnson because they were walking down the street blocking traffic. Again, the latest from ferguson coming up at 4 30. That officer, as we just heard, has been identified as Darren Wilson, a sixyear veteran of the police department, and as we just heard, we will have more on whats happening out there a little later in the broadcast. Now it appears that to be an unfortunate case of mistaken identity in virginia. This apdz to be a tragic accident. A sheriffs deputy believing he was shooting a burglar in his home accountsly shoots and wounds his own daughter. It all happened right here in the garage of this home on willys way outside of winchester. What were being told is this d county sheriffs ofts, but he lives here in virginia. Apparently an alarm had gone off in his hitormiss indicating that someone had opened his garage. Now, he believed that there was an intruder in his house. Unfortunately, after that he realized that he had just shot his 16yearold daughter. Apparently she had snuck out of the house earlier and was coming back home when this happened. The deputy put his daughter in his car and headed towards the hospital. Then at some point he crashed his car. She was later taken to the hospital by the fire and rescue democratic. Fortunately, she is expected to be okay. She is stable at the hospital at this time. Now, the deputy has been identified as easton mcdonald. He is a 13year veteran with the Loudoun County sheriffs office. Were told that he has been placed on administrative leave. One man says he tried to help. Zi actually saw the car. At this point no charges have been filed against the truck driver. We hope to have an update on the investigation on news 4 at 5 00. Now to a mysteryon metro. Transit workers are trying to figure out why a rail cracked this morning leading to serious delays on the blue line. The third rail, which supplies power to the trains cracked just north of the Arlington Cemetery station this morning got suspended Blue Line Service from virginia into d. C. At the height of the morning rush hours. Metro says the cause of the disruption is very unusual. It is not common to see cracks in the third rail. Most you know, when we see critics in rails, its generally the result of severe temperature swings and its on the running rail. The actual rail that the trains run on as opposed to the third rail. Coming up at 5 00 transportation reporter adam tuck digs deeper to see how many third rail cracks metro has had recently. Some good news for the commute in part of Prince Georges County and neighbors there. Repairs on a water main break are just about finished, according to the Washington Suburban sanitary commission. The pipe burst this morning along large fine avenue flooding at least one home. Day 15 in the corruption trial of bob mcdo notted and his wife. Now the mcdonalds are setting their sights on the start of their defense. Today they lost the battle in the courtroom. The judge rejected motions to acquit filed by both of their legal teams. The judges decision doesnt really come as a surprise. Its a customary request for the defense to make once the prosecute prosecution rests its case, but its also extremely rare for a judge to grant the motion. That means bob and Maureen Mcdonald will now prepare for whats ahead monday, the start of their defense. Weve learned each defendant will present their witnesses separately, but we dont know whether the former governor or his wife will go first. There is no doubt the most important moment will come when bob mcdonald himself takes the stand. This is what he told me about how he views the defense case ahead. All i can say is ive had 38 years in Public Service and public life. Ive given my entire professional adult life to serving the people of the wraits and the army, serb serving the people of virginia in many different jobs. Obviously this is, you know, crushing to be a defendant in a criminal case. Coming up on news 4 at 5 00, ill take a look at where the prosecution scored points and where the defense managed to raise some doubt. In richmond, virginia, julie carrie. Julie has been following the mcdonald trial since the beginning, and shes tweeting every day. Follow her. The handle is juliecareynbc. The death of actor and comedian Robin Williams now launching a National Conversation about parkinsons disease and depression. Do the two go hand in hand . Plus, if you feel like youre being watched, you might be. Well show you where new speed cameras are rolling in maryland. Tomorrow will be another spectacular day. However, the heat returns on sunday along with it some storm chances. Ill have the latest timing coming up in my forecast. Its one of the most dangerous roads in our area, and right now new speed cameras are in operation. The new cameras are rolling on route 1 in college park near the university of maryland. They will enforce a new slower speed limit. 25 miles an hour. There have been several people hit and killed on route one in the past year while crossing the street. Highway officials also put up a new fence and a pedestrian signal at route one near hartwick road. A first look at a suspect in a bizarre crime spree over the weekend. Look at this Surveillance Video police put out late this morning. Can you see two guys walking up to the suvs on the left. Police say these are two of dozens of vehicles vandalized in maryland overnight. On sunday windows were broken and tires were slashed with no apparent motive. Someones garage was also burglarized in the seam area, but police arent sure if thats linked to these vandalism cases. Just in time for the start of the new school year, theres a new app to help you better help your kids deal with bullying. The app was unveiled today at a bully prevention summit in southwest washington. Education leaders from around the country took part. The app offers tips to prevent bullying and ways to start the conversation with your children. It also lists common warning signs of bullying. A mother and teacher from Howard County tells us the app would have come in handy for her. When my son was in fourth and fifth grade, there was a little bit of an incident where and it was a friend, an acquaintan of his. He had some difficulty on the bus with him. If he had this app, i think it probably would have given me some more real practical, you know, advice on how to deal with it. Maybe more quickly. The app is called no bullying. You can download it for free on your smartphone or iphone. Honoring Robin Williams. A special tribute. His weed wroe has revealed he was suffering from a devastating diagnosis in his final days. Erica edwards takes an in depth look at the link between parkinsons disease and depression. Also, why a mother was arrested inside a Grocery Store . For swearing. Plus, meet the mother who gave birth inside an elementary school. She is a true multitasker. Hey can you fix this . You bet thats our new interactive speaker wall. sup . Thinks its a speaking wall. This can even dim your lights. Your 3dprinted girlfriend will love that. Real mature. There you go. A laser drone for cats. I wish i had lasers. I dont. Pew pew pew. The new radioshack is finally here. The store of your past is now the store of your future. Come see one of our remodeled stores and save 50 percent off skullcandy headphones. Or get a 20dollar gift card with air raid speaker purchase. Travellers flying into and out of atlanta. Stuck at their gates. Jim hanley tells us why at the live death. Its being called hell on earth. Carrying passengers from concourses at Heartsfield Jackson International are broken down right now, and it is leading to situations and scenes like this one. This picture was posted on twitter a short time ago of people packing an airport hallway waiting to board those trains. The trained connect to domestic and International Terminals with the airports six concourses as well as the baggage claim. The airport tweeted it is working as questionabling as possible to fix the problem. At the live desk im jim hanley. Robin williams was struggling with depression when he took his own life earlier this week, and yesterday we learned that he was also in the early stages of parkinsons disease. Medical experts say the two conditions are often linked. Nbc Erica Edwards has more on new findings. Ready . A diagnosis with parkinsons disease can leave patients reeling. The disorder causes involuntary Muscle Movement and theres no cure. Now a n Study Confirms depression is more common among those newly diagnosed with parkinsons disease. If you are visiting with someone newly diagnosed with parkinsons disease, it is not uncommon that they have also experienced episodes of depression. Reporter Robin Williams had been vocal about his depression. Theres no way to know if his diagnosis of parkinsons played any role in his suicide. Although clinic a. M. Depression and parkinsons disease are two dis ekt medical conditions. Suffering from both may worsen symptoms. We know theres a loss of cells in areas of the brain that make dopamine, and the link between parkinsons and depression is not stood from a pathological standpoint. However, we do know that theyre clearly linked. Linked, but its important to note neither condition causes the other. There are effective medications to control both parkinsons disease and depression. Erica edwards, nbc news. Experts say newly deeg nosed parkinsons patients are not routinely screened for depression. Meanwhile, usa today reports increased calls to crisis and suicide hotlines since williams death. Nbc 4 is committed to bringing awareness to depression and other Mental Health illnesses with our changing minds campaign. You can log on to nbcwashington. Com for hotline numbers and more resources. The upcoming emmy awards will include a tribute to Robin Williams. The shows organizers say they are still coming to grips with his death, but they want to give him the tribute that they believe he deserves. The show will include a meaningful remembrance for the actor and comedian. The emmys program airs august 25th on nbc. Were going to check our weather. What a gorgeous day we had today. We would like to keep it going. Well, the good news, were going to have similar weather for tomorrow, but the heat and the humidity return on sunday. Were only in the 70s in many locations. Washington one of the warm spots coming in at 81. 75 in gaithersburg. 79 in manassas. A spectacular evening, what a night if you are heading down to the ballpark as the nationals take on the pirates. First pitch just after 7 00 this evening. Heres what you can expect. 76 degrees as the game begins. By the seventh ening stretch, temperatures will be in the low 70s, low 70s by the last out. If you get chilly easily, i would bring some long sleeves. For most of us well be just fine this evening. Earlier in the evening if you are going to be out late tonight, you definitely want to grab a jacket. Heres why. Satellite and radar, can you see barely any clouds showing up. The airis dry, and because of that temperatures are really going to drop tonight into the 50s in many lobbyings. There might be an isolated shower late tonight around midnight, are for those of you in southern maryland. 9 of the area remains dry this evening. Get ready for the low 60s. Temperatures will be in the mid to upper 70s at this point. Plenty of sunshine. A great pool day. Low humidity. 4 00 a temperature of 86 degrees. 7 00, temperatures still around 80. A beautiful saturday evening. Have your dinner outdoors. Head to a restaurant or maybe just fire up the grill. Now, sunday, the better day to get the Grocery Shopping done because theres a better chance of rain. Future weather really overdoing these chanceses, but we cant rule out a morning shower, and then will likely be scarred storms around for the afternoon and evening hours. Future weather making it look like a very wet day. Only about a 40 chance you are actually dealing with rain. High temperatures on sunday, hot. Theyll be in the low 90s inside of the beltway. Monday, a temperature of 86. We cant rule out an afternoon shower or thunderstorm. More on the rest of next week coming up in a little bit. Barbara and pat. Okay. Well, youll have a chance to prepare for an earthquake. Emergency leaders in virginia are now encouraging you to register for an earthquake drill this fall. The great southeast shakeout is set for october 16th. Earthquakes can happen in our area. Heres a look at when the east coast quake hit the d. C. Region back in 2011. You can see the Washington Monument shaking and people running down the stairs there. First responders say you should drop, take cover, and hold on until the earthquake ends. In news 4, your health, something to help you from getting infected with a fastspreading disease carried by mosquitoes. Scientists say they developed a vaccine for chicken gunya. In a study 25 Healthy People in maryland got the vaccine over a 20week period. All of them built up antibodies to the virus for nearly a year after getting the vaccination. Chicken gunya causes severe joint pain, headaches and fever. Four people have caught it here in the u. S. Over the past year. If you are thinking about having kids, you might want to start making some lifestyle changes. A study found a parents influence on health can start as early as consinges. Scientists found diet, obesity, and smoking could Impact Environmental signals transmitted to the embree wroe. You could raise your childs risk of heart disease, anxiety, and diabetes before theyre born. Its fornt talk to a doctor before making any big life style changes. She went to register for prekindergarten classes, but she ended up leaving with two children. Meet the mom who gave birth inside the Nurses Office at an elementary school. Also ahead, she says she was just having one of those days. Why a mother was arrested inside a Grocery Store for swearing. If you are a busy mother, you know its tough to get everything on your list done. A pregnant mother a woman, rather, in texas was at her sons school to register him. She went into labor, but she kept trying to ignore the labor pains. The baby would not wait. Before long School Registration suddenly got a whole lot more exciting. He is so do a dorschel. He gave birth to her fourth son while waiting in line to register his 4yearold brother for prekindergarten classes. Had he space. More Space Available for him. Very hard for himo go to school. She thought he would just drop off his application and head straight to the hospital. I went to give him the package, and i said am i missing anything else because im in labor. I have to go. She didnt make it out the front door. Giovanni wouldnt wait. She was ushered into the school Nurses Office where nurse Ashley Morris tried to help her while simultaneously calling 911. I im looking, and the baby is crowning. I threw the box down, and i see the baby. I have no choice but to pull the baby out. There were in towels. They sent mom and baby off to the hospital. The babys father and a few brothers were here to admire him, and for his mothers tunnel, the schools principal girn tease giovanni wont have to wait when he is ready for kindergarten. Well, you know, he is born before september 1st. We can get him in school in four years, so dont, you know i want him in four years. I dont care where you live. He needs to come to prek here. Cutie. The schools prek program goes so fast, but some parents brought lawn chairs and began lining up before dawn. Zeerchlgs a group of partying teensz. His wife and children are at home, so why arent police arresting any of those teens . And we are going live to ferguson, missouri, where police are now naming Michael Brown the prime suspect in a Convenience Store robbery, but his Family Says Police are just trying to justify shooting him to death. Right now at 4 00 a deadly danger. The entire state of New Hampshire is declaring an emergency after at least 41 overdoses of the synthetic drug called spice. After a frantic search two young amish girls have been found safe. Now Police Search for at least one man who kidnapped them from a food stand. And why this mother was handcuffed for cursing in front of the kids. New reaction from the family of Michael Brown. The Police Released video that shows the teen robbing a Convenience Store. We are also learning more about the officer who shot and killed brown. Nbcs jenna henchard is live with details. Jenna. Police did release the name of that officer, and the family of Michael Brown, they are meeting at a press conference reason at the police department, and were all hoping to learn. Thats why a lot of residents are upset. They want to know what happened . What were those moments that led up to the shooting death of this teenager . What do you want . Justice. When do you want it . Now.