 before the shooting even occurred, and did the shooting and then escaped in the helicopters. That's my guess. Looking at what I saw, if I was to make an initial jump, that would be where it would go. And who were these people? That's another question. Other things that don't make any sense is he was supposed to be in the room by himself. There's two doors that aren't together. They're far apart. And the computer shows they were being opened and closed.