 It's one of the reasons why we have to unite this country. We cannot allow for this to be happening. We cannot be like this. We cannot condone this. Mr. Biden returned to the White House where he was briefed on the assassination attempt. This morning, the FBI identified the gunman as Thomas Matthew Crooks. He was 20 years old and lived about 50 miles from the rally site in Bethel, Pennsylvania. He'd graduated with an engineering degree from a community college but worked at a nursing and rehabilitation center.