US authorities obtained intelligence from a human source in recent weeks on a plot by Iran to try to assassinate Donald Trump, a development that led to the Secret Service increasing security around the former president in recent weeks, multiple people briefed on the matter told CNN. There’s no indication that Thomas Matthew Crooks, the wouldbe assassin who attempted to kill the former president, was connected to the plot, the sources said. CNN’s Evan Perez reports. #CNN #News