WATCH: Police Dog Appeared To Flag Wannabe Trump Assassin Seconds Before Attack

A police K9 followed would-be Trump assassin Cole Allen into a side room just seconds before he charged through a security checkpoint at the White House Correspondents’ Dinner last weekend, newly released Justice Department footage shows. The video, posted Thursday by U.S. Attorney Jeanine Pirro, captures the Secret Service dog trailing Allen into the room, ...