The BBC interviewed a man who said he was an eyewitness to the assassination attempt on former president Donald Trump at a campaign rally in Butler, Pa., on Saturday night, and he said he tried to warn police and the U.S. Secret Service about the would-be assassin, whom he spotted with a rifle on a nearby roof minutes before shots were fired. WATCH THE INTERVIEW HERE. Here’s a transcript of the interview: Witness: “We came to listen to the rally. We couldn’t see [Donald Trump], but we could hear him. “So we walked up and in probably five to seven minutes of Trump speaking — I’m estimating here…