Thomas Crooks’ cousin recalled the gunman’s father, Matthew Crooks, doing everything in his power to keep the two ...

A year after an assassination attempt shocked Butler County, the motives of the gunman, Thomas Matthew Crooks, remain largely ...

Now that everybody’s kind of self-reporting 24 hours ... pinpoint whether or not somebody presents a threat or not," he said. Undated file photo of Thomas Matthew Crooks. Crooks tried to assassinate ...

The 20-year-old was shot dead by Secret Service after opening fire at a rally in Butler, Pennsylvania, on July 13, 2024.

A monthslong investigation by CBS News punctures Thomas Crooks’ secrecy to reveal the broadest portrait yet of the lonesome young student who tried to kill President Trump.

Undated file photo of Thomas Matthew Crooks. Crooks tried to assassinate President Donald Trump in Butler, Penn. on Saturday, July 13, 2024. (Obtained by Fox News Digital) ...

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.

Trump rally shooter was designing bomb while applying for college, emails show 03:38. Thomas Matthew Crooks had a lot on his mind in January 2024. The 20-year-old who, six months later, would open ...

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.