Trump supporter claims he saw a man with a RIFLE hiding on the roof just outside Trump rally and warned cops just minutes before ex-president was shot – as picture appears to show dead gunman, People say, the Gun, was Planted, before the Rally, Time will Reveal more?? Mail Online.

By Cameron Roy and Will Potter For A man who watched the horrific assassination attempt on Donald Trump revealed he warned Secret Service agents about a gunman on a nearby roof minutes before shots rang out. 

The stunned witness, named only as Greg, told the BBC he saw the would-be assassin climb onto the top of a building outside the event in Butler, Pennsylvania, and that he was bewildered by the lack of action from agents.

He said: ‘I’m thinking to myself

Why is Trump still speaking, why have they not pulled him off the stage? shots ring out.’

After the gunman opened fire he saw the Secret Service ‘blow his head off,’ the man said.