Good evening. Its great to have you with us on a very busy friday night. We begin with a Deadly Police shooting. The suspect shot and killed. Tonight, theres video of the scene as it unfolded. One officer seen falling to the ground. Theyre trying to figure out if there was friendly fire. Pierre thomas is on the scene tonight in washington. Reporter disturbing Video Shows Police swarming over the suspect at the end of a dramatic foot chase. As shots ring out. Its not clear what triggered the gunfire or who shot first since the officers are in such close quarters, struggling with the suspect. But four shots can clearly be heard on the video. At least one apparently striking this officer, who can be seen falling forward to the ground. Both officers were wounded. The suspect later died of his wounds at a d. C. Hospital. Police say they recovered a handgun and are investigating whether the suspect fired his weapon and is responsible for wounding the officers. Theyre also investigating the possibility of friendly fire. We recovered a weapon from the suspect, and we believe that was fired. And we believe one of our officers discharged his weapon. Reporter so you dont know who shot first . Thats what were investigating. Reporter both officers will survive their wounds but the encounter shows the daily dangers officers increasingly face. In 2016, 64 officers were killed by gunfire, up 56 compared to the previous year. 21 of those officers were killed by ambush, a 163 spike over 2015. Much of the violence against police now caught on tape. Is it your feeling that suspects are much more willing to combat police . It appears that way. Pierre, the officers had body cams. Will the recordings be released . Reporter police are reviewing the video and the mayor will decide whether to release it. David . Pierre, thank you. Tonight, were learning more about the chemical agent used in the middle of a busy airport. Authorities believe the worlds deadliest toxin was used to kill kim jonguns brother, the vx nerve agent. Its colorless, odorless, and one woman became violently ill moments after. Heres terry moran. Reporter the bizarre assassination at Kuala Lumpurs busy airport, now classified as a terrifying weapon of mass desctriction attack after Malaysias Police chief revealed today the stunning toxicology results. It is the vx nerve agent, which is a chemical weapon. Its one of the most lethal creations that man has ever come up with. Reporter vx is odorless and tasteless. A tiny amount will trigger uncontrollable muscle contractions, causing first confusion, drowsiness and nausea before leading to death or paralysis. And it killed kim jongnam, halfbrother of north Korean Leader kim jongun in minutes. Just after he saunters into the airport, a woman lunges at him from behind, rubs his face for an instant, and moves quickly away. Another woman was also involved. Kim immediately reports to airport authorities, gestures to his face, and soon collapses. Experts say the assassins were risking their own lives by handling the vx so openly. That they held a rag over his face and rubbed it in, that individual is putting themselves massively in harms way. Reporter both women survived, though one was vomiting after the attack. The airport now being decontaminated. Vx can last for days. The brazen assassination, the latest in kim jonguns bloody reign, taking out his estranged halfbrother, a possible rival. And his regime, estimated to have up to 5,000 tons of chemical weapons. Now that investigators know what killed him, will they be able to trace the source . Reporter theres a very good chance of that. Teams of chemical weapon investigators will look at the swabs from his eyes and may get a chance to see where it came from. This may be a real window on the north korean capabilities. Thank you. Back here at home. Severe storms hitting at this hour, the system moving from the midwest to northeast. Weather alerts up from iowa all the way to the east coast. Alex perez from indiana. Reporter tonight, treacherous driving in the midwest. Whiteout conditions on the move, heading east. In southern minnesota, tractor trailers overturning. People pushing cars. Authorities urging residents to stay off the roads. Today would be a good day just to stay home. And if you do travel make sure you plan ahead. Reporter more than a foot of snow now on the ground in rochester. This, as nearly 30 million are at risk for damaging winds and tornadoes. Up to quartersized hail already in indiana, all from a system that claimed at least four lives in separate crashes in utah. And in idaho, this Chain Reaction crash involving two school buses on a snowcovered road. Nearly 60 fifthgraders on board, one student taken to the hospital. And david, here in indiana and parts of the ohio valley, they are bracing for a long night of powerful storms and even the possibility of tornadoes. David . Alex, thank you. Lets get right to rob marciano with a track of the storm. Reporter the storm is bumping into some bigtime heat, so a volatile situation. Ohio, michigan, very rare to get thunderstorms this far north. And meanwhile, the backside of the blizzard still going. The snow will wind down tonight, show showers into chicago. And look at the rain and thunder along i95. The cold front does come through, and it does get cold. Temperatures will feel like the teens come sunday, so we hope the east enjoys todays warmth. Thank you. And President Trump taking aim at the fbi. Amid new questions about what the white house asked for from the fbi involving investigations into possible contact with the russians. Heres jonathan karl. Reporter today, President Trump basked in the glow of a friendly crowd. I love this place. Love you people. Reporter then he slammed his own Top Law Enforcement Agency for failing to stop what he called illegal leaks. They cant even find the leakers within the fbi itself, the president tweeted. Classified information is being given to media that could have a devastating effect on u. S. Find now. The president is especially outraged at a New York Times story quoting officials alleging repeated contacts between the Trump Campaign and russian intelligence. Over the weekend, chief of staff Reince Priebus said the story was nonsense. Ive talked to the fbi. I know what theyre saying. Reporter now, the president is furious about new reports priebus pressured the fbi to knock the story down. Such pressure could violate longstanding policy prohibiting white house interference in ongoing investigations. Im against the people that make up stories and make up sources. They shouldnt be allowed to use sources unless they use somebodys name. Reporter but ironically, the white house itself today organized a briefing for reporters on the story and insisted that officials be quoted anonymously. One Top White House official at the briefing, who insisted his name not be used, said there was no pressure on the fbi. In fact, the official said, fbi director james comey dismissed the New York Times report into the russian connection as, quote, total garbage. Director comey was at the white house just last month, praised by the president. Hes become more famous than me. Reporter but when chief of staff priebus asked comey if the fbi would publicly dispute the New York Times story, the fbi director said he could not do that. None of this seemed to matter to the crowd at cpac, the largest annual gathering of conservative activists. Trump skipped it last year. This year, a triumphant return. How is this cpac different from previous cpacs . I mean, just the buzz and excitement, and were winning. Were in the white house. I mean, its just exciting. Reporter this hasnt always been trumps crowd, but it sure was today. The core conviction of our movement is that we are a nation that put and will put its own citizens first. All usa usa usa and jon with us live from the white house tonight. We understand there was a press briefing today, but only some news organizations were allowed in . Reporter some of the largest news organizations in the country, denied access to the briefing. While smaller conservative outlets were allowed in. Its highly unusual to exclude major news organizations that cover this building every day. What the white house said, is that they wanted to do a smaller, more intimate briefing because the president was giving a major speech today. This meeting was held in sean spicers office, a smaller area. Thank you. And hillary clinton, the dnc releasing a new video of hillary clinton, attending the inauguration. Heres a clip of what shes said. Being your candidate was the honor of a lifetime. Nearly 66 million votes are fueling Grass Roots Energy and activism. And everywhere, people are marching, protesting, tweeting, speaking out and working for an america thats hopeful, inclusive, and bighearted. So, keep fighting. And keep the faith. And ill be right there with you, every step of the way. Hillary clinton in a new video posted today. The dnc votes on a new party chair tomorrow. And the suspected gunman, allegedly targeting two indian engineers. Killing one, injuring the other. Were hearing from a third customer or witness, wounded trying to stop the gunman. Heres linzie janis. Reporter tonight, the new details on the deadly shooting at this kansas sports bar. Now being investigated as a possible hate crime. Ive got two down. One with a gun shot wound to the chest and one down with a wound to the hip. Reporter an eyewitness says just before 7 15 p. M. Wednesday night, Adam Purinton harassed two men, reportedly shouting, get out of my country. Kbfr before allegedly opening fire. Police arresting him at this applebees 80 miles away. Two of the victims, immigrants from india. Srinivas kuchibhotla died of his injuries, and alok madasani, tonight, is recovering. I thought i heard nine shots. I guess i miscounted. Reporter ian grillot leapt into action, and was shot after he thought the gunman ran out of bullets. I was just doing what anyone should have done for another human being. Its not about where he was from or his ethnicity. Were all humans. Reporter david;, the widow of the man who was killed said she was worried about shootings in the country,by he said good things happen in this country. And the 6yearold girl taken. The urgent effort to get to her. And the teacher who vanished more than a decade ago. Now, a former student at that school facing murder charges. And america strong, the dog free after 15 years, changed. A new owner tonight. Look at the smile, and what shes now giving to that dog. Yup, its the best unlimited plan ever. With lines for just 22. 50 per month. Thats amazing. Thats 50 off verizons new unlimited plan. Can you hear that . vo switch to sprint and get unlimited data, talk and text. Plus, get hd video and 10 gbs of mobile hotspot. All for just 22. 50 per month, per line for four lines. For people with hearing loss, thats 50 off verizon and at t rates. Visit sprintrelay. Com. Hey team, i know were tight on time, but i really need a. Sick day tomorrow. Moms dont take sick days. Moms take nyquil severe the. Nighttime sniffling,sneezing, coughing, aching, fever best. Sleep with a cold, medicine. Your body was made for Better Things than Rheumatoid Arthritis. Before you and your rheumatologist move to another treatment, ask if xeljanz is right for you. Xeljanz is a small pill for adults with moderate to severe ra for whom methotrexate did not work well. 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Reporter tonight, jcpenney announcing plans to close up to 140 of its stores, following in the footsteps of competitors like sears and macys. So many stores are closing because we dont need the number of stores there are. Reporter much of that brick and mortar business stomped out by 800pound retail gorilla, amazon. And a growing field of discount competitors. Traditional Department Stores, once the anchors of the mall, now a long way from their heyday. At penneys, the most important thing we sell is satisfaction. Reporter attempting to modernize and reinvent in a world of changing tastes and technology. There has never been a better time to be a shopper. Go online before you leave your house. Check a price, reserve an item, turn up to the mall and its waiting for you. Reporter some Stores Offering to price match competitors. Many Department Stores hoping to attract customers with exclusives, and treats when you shop. Thank you. When we come back, the breaking headline involving an oscar nominee. And the desperate search for a young girl, 300 mills away. My doctor prescribed opioids which helped with the chronic pain, but backed me up bigtime. Tried prunes, laxatives, still constipated. Had to talk to my doctor. She said, how long you been holding this in . laughs that was my movantik moment. My doctor told me that movantik is specifically designed for oic and can help you go more often. Dont take movantik if you have a bowel blockage or a histo. Movantik may cause serious side effects, including symptoms of opioid withdrawal, severe stomach pain and or diarrhea, and tears in the stomach or intestine. Tell your doctor about any side effects and about medicines you take. Movantik may interact with them causing side effects. Why hold it in . Have your movantik moment. Talk to your doctor about opioidinduced constipation. If you cant afford your medication, astrazeneca may be able to help. 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The father is in custody, the little girl is okay. New details tonight after the surprise arrest in the murder of a popular georgia teacher, more than a decade after she disappeared. Tara grinstead taught at a georgia high school, and her former student accused of killing her and hiding the body, which has never been found. And a dog that was freed after being chained outside for 15 years has a new home. We met bear on gma. Tonight, weve learned he has a new home, a new owner, and that very happy home. We celebrate the woman for choosing him. And the star and his wife celebrating a new daughter. When we come back, speaking of the oscars the early clues coming in. Who might win . We want to know your picks, after the break. I thought i married an italian. My lineage was the vecchios and zuccolis. Through ancestry, through dna i found out that i was only 16 italian. He was 34 eastern european. 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