Former Secret Service agent explains potential security lapses in Trump assassination attempt [Video]

The Secret Service security planning, areas of responsibility, and communication between Secret Service agents and local law enforcement officers are all under intense scrutiny, as investigators try to determine how a security lapse allowed Thomas Matthew Crooks, 20, of Bethel Park, Pennsylvania to climb onto the roof of a building outside the security perimeter of a rally in Butler, Pennsylvania, and fire shots at former President Donald Trump from about 147 yards away.

Jeff James, a former Secret Service agent says typically, Secret Service protection works in concentric circles around the person being protected, with an inner perimeter of agents steps away, followed by a middle perimeter with agents and local law enforcement. He says one of the big questions that needs to be answered is whether the Secret Service agents in charge of preparing the security communicated a plan with local law enforcement officers to watch that building outside …