Bodycam footage obtained by CNN shows a Butler, Penn. police officer climbing up the roof of the building where the shooter was laid out overlooking the Donald Trump rally. In the video, officers are shown giving another officer a boost up the building. That officer then drops down as soon as he sees the shooter, Thomas Matthew Crooks, laying on the roof. Moments later, a Secret Service sniper shot and killed Crooks. Audio of the officers debriefing about the encounter can also be heard, with one saying it was a close call. “F**king this close bro,” the officer who saw Crooks says to another o…