A person of interest in a 15-year-old murder case committed suicide over the weekend as detectives were questioning him.

Michael Wayne Thomas was talking to police by phone May 31 when he put a gun to his head and committed suicide.

Via New York Post-- Almost nine months ago, a seemingly mild-mannered college student named Thomas ... left one person dead and two others injured, the true motivations behind Crooks' actions ...

Allegheny Arms & Gun Works previously violated multiple federal firearm sale regulations.

But he has not named the shooter, Thomas Matthew Crooks ... official said the former president hasn't mentioned Crooks because "he's dead" and doesn't pose a threat. Trump’s standard playbook ...

By Michael Levenson A man fired multiple shots ... whom federal law enforcement officials identified as Thomas Matthew Crooks, a 20-year-old from Bethel Park, Pa. The attorney general’s office ...

Thomas Matthew Crooks’s bullets missed former ... Three rally attendees weren’t that fortunate with one of them shot dead and the other two seriously injured by Crooks, who was neutralised by the US ...

Donald Trump shooter Thomas Matthew Crooks' father has spoken out for the first time since his son was shot dead trying to assassinate the former president. Matthew Brian Crooks, 53, was seen ...

Trump was speaking at a rally July 13 when Thomas Michael Crooks fired at him from atop ... "If the Secret Service did not identify dead space in advance then that was a total failure of training ...

Failed Donald Trump assassin Thomas Matthew Crooks’ high school ... before the Secret Service shot him dead. In April, Crooks searched online about major depressive disorder, investigators ...

Thomas Crooks was shot dead by Secret Service snipers. AP Crooks was shot dead by the Secret Service moments after he fired several shots into the crowd at the Butler Farm Show grounds.