 They check every single person when they come in. They check your bag. They check everything. So they were just trying to figure out exactly who was in the crowd, if it was coming from that crowd here where you can see thousands of people were waiting here, or if it was somebody kind of on the outside, on the perimeter. Fox's Alexis McAdams, the president, has been released from the hospital. The Secret Service saying a spectator is dead and two others critically wounded. The suspected gunman is dead. The FBI identifying him as 20-year-old Thomas Matthew Crooks.