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.

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

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

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

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

Law enforcement officials were working Sunday to learn more about Thomas Matthew Crooks of Bethel Park, Pennsylvania, to determine what motivated him to open fire on the rally from a nearby ...

Support for high-profile murder suspects on social media, including Elias Rodriguez and Rodney Hinton Jr., highlights ...

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

Joy Crookes will release her second album 'Juniper' in September with guest spots from Vince Staples and Kano, and has ...

Thomas Matthew Crooks, who attempted to assassinate now-President Donald Trump in July, was in the process of designing a ...

After three days, an enigmatic portrait emerged of the 20-year-old man who came close to killing former President Donald Trump with a high-velocity bullet: He was an intelligent loner with few ...