The police shared notes from a phone used by Master Sgt. Matthew Livelsberger, who fatally shot himself inside a Cybertruck ...

Police said the US army member had no animosity toward Trump and the blast appeared to be a "tragic case of suicide".

The FBI said on Friday that the suspected driver of the Tesla Cybertruck that exploded outside the Trump International Hotel ...

Investigators said the deceased suspect in the Las Vegas Cybertruck explosion was suffering from PTSD and left behind notes ...

Las Vegas police identified Matthew Alan Livelsberger as the driver of the Cybertruck who died in the New Year's Day bombing.

"Justin...touched countless lives with his kindness, compassion, and unwavering dedication to others," his obituary said.

Matthew Livelsberger left behind a trove of information investigators are still sorting through. He said the attack was a ...

An FBI special agent said Livelsberger had been "struggling with PTSD and other issues" before the Las Vegas bombing.

Former U.S. Rep. Adam Kinzinger discusses the emotional fallout after he stopped a man from killing his girlfriend in the new ...

A decorated US Army Green Beret who died in a New Year’s Day explosion outside the Trump International Hotel in Las Vegas was ...

Across assessment periods and sensitivity analyses, trauma-focused cognitive behavioral therapy was associated with reduced ...

Ketamine, a hallucinogenic drug approved as an anesthetic, has been used to treat adults with depression, PTSD and other conditions, and studied in youth with depression.