His background Crooks lived in Bethel Park, Pa., a midsize town of roughly 33,000 residents about 45 miles south of the Butler Farm Show ... When his body was found on the roof of a manufacturing ...

BUTLER, Pa. — He’s returning to the scene of the ... On the rooftop from where gunman Thomas Matthew Crooks, 20, had opened fire before being shot dead, a lone security sniper sat in wait.