BUTLER, Pa. — Much about the man who allegedly took aim at a former president on Saturday remained a mystery on Monday, as teams of FBI investigators scoured the 20-year-old's gunman's ...

But more than six weeks after the attack, investigators still haven't uncovered a motive. The FBI has done an extensive analysis of 20-year-old Thomas Matthew Crooks' online search history and ...

Investigators hope the phone, which was password-protected, will help explain why Thomas Matthew Crooks, an unassuming 20-year-old from Pennsylvania with no criminal history or known strongly held ...

The FBI said it has conducted nearly 1,000 interviews, served numerous search warrants, issued dozens of subpoenas and analyzed hundreds of hours of video footage.

FBI agents are going door-to-door in a Bethel Park, Pennsylvania, neighborhood as they search for information about the gunman who shot at Trump.

A search warrant announced alongside the indictment revealed more about the alleged assassin’s mindset before the deadly ...

Multiple investigations are being conducted into the attempted assassination of former US president Donald Trump at a campaign event in Butler, Pennsylvania. Investigators search for motive in ...

The bureau is leading the investigation while the Secret Service takes much of the blame for the breach that led to the attempted assassination.

Investigators Search for Motive as San Bernardino Shooting ... a case that is now a federal terrorism investigation. FBI Director James Comey said at a news conference Friday that his agency has ...

The gunman who attempted to assassinate former President Donald Trump searched online about the 1963 assassination of President John F. Kennedy, the FBI director said.

Ex-Trump White House national security adviser John Bolton argued in an interview on Wednesday that “there is no evidence there is a partisan motive” following the FBI’s execution of a ...