It has been the better part of a year since Thomas Crooks tried to assassinate now-President Donald Trump in Butler, ...

A year after Thomas Crooks' assassination attempt on Donald Trump, new details reveal his efforts to acquire bomb-making ...

Federal investigators were able to access the email because it was sent from an account tied to the Community College of ...

Emails and essays obtained by CBS News shed new light on Thomas Matthew Crooks, the 20-year-old who opened fire at a Trump rally in Butler, Pennsylvania.

Documents obtained by CBS News shed light on Thomas Matthew Crooks, the 20-year-old who opened fire at a Trump rally in ...

A 20-year-old man from Pennsylvania fired multiple shots at former President Donald Trump at a rally on Saturday evening. A bullet grazed the presumptive Republican presidential nominee's upper ...

Thomas Matthew Crooks seen at the rally in Butler before attempting to assassinate former President Donald Trump. Iron-Clad-USA.com via Storyful “Everybody around here knows each other, but no ...

Failed Donald Trump assassin Thomas Matthew Crooks’ high school further deepened the mystery surrounding the disturbed shooter’s teen years Saturday when officials denied allegations that he ...

The FBI on Wednesday provided additional details about would-be Trump assassin Thomas Matthew Crooks' activity before and during the July 13 campaign rally that left one man dead. While the FBI ...

BETHEL PARK, Pa. — FBI Director Christopher Wray revealed on Wednesday that Thomas Crooks' family had more than a dozen firearms in their Pennsylvania home and that father Matthew Crooks legally ...

Thomas Crooks was a brainy and quiet young man who built computers and won honors at school, impressing his teachers. Then he became a would-be assassin. By Emily Cochrane Steve Eder William K.