President Donald Trump’s would-be killer Thomas Matthew Crooks lived a solitary and secretive life that spiraled into ...

One year later and questions are still unanswered as to the motive behind 20-year-old Thomas Matthew Crooks' assassination attempt against President Donald Trump.

A monthslong investigation by CBS News punctures Thomas Crooks’ secrecy to reveal the broadest portrait yet of the lonesome ...

One year after the attempted assassination of President Trump, experts suggest Thomas Matthew Crooks was likely seeking notoriety rather than acting on political ideology.

Thomas Crooks' cousin recalled the gunman's father, Matthew Crooks, doing everything in his power to keep the two Pennsylvania families apart, during an exclusive interview with The Post.

One year after the attempted assassination of President Trump, experts suggest Thomas Matthew Crooks was likely seeking notoriety rather than acting on political ideology.

Thomas Crooks' cousin recalled the gunman's father, Matthew Crooks, doing everything in his power to keep the two Pennsylvania families apart, during an exclusive interview with The Post.

His would-be assassin, 20-year-old Thomas Matthew Crooks, had first caught the attention of law enforcement that day when spectators noticed him acting strangely outside the event.

Close to midnight, agents began interviewing Thomas Crooks’s parents. Agents asked Matthew Crooks run-of-the-mill questions ... he went to a gun range and practiced shooting. The FBI also obtained ...