 In an ABC News interview, Secret Service Director Kimberly Cheadle confirmed that local police were inside the building, not on the rooftop. A law enforcement source tells Fox News Digital a local cop spotted a suspicious man carrying a range finder and reported it to state police about 30 minutes before the shooting. And citizens called for police when they noticed the gunman on the rooftop. President Biden was asked by NBC News' Lester Holtz. Has this shooting changed the trajectory of this race?