 And it was a close call. A bullet nicked his ear. Fired by a gunman who climbed onto the roof of a nearby building, witnesses tried to alert police. We noticed a guy bear crawling up the roof. We're pointing at the guy crawling up the roof, clearly see him with a rifle. But nothing was done. The gunman, Thomas Crooks, you can hear him open fire as Trump was speaking. Take a look at what happened over here.