Thomas Matthew Crooks visited Pennsylvania rally site morning of shooting
The suspected gunman who attempted to assassinate former President Donald Trump at his campaign rally over the weekend had visited and left the event site in Butler, Pennsylvania, before returning that evening, sources told ABC News.
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Crooks came to the rally site on the morning of the shooting, stayed there for an hour, left and then came back sometime in the early 5 p.m. ET hour, sources said.