The man who opened fire at a Midtown Manhattan office building last month, killing four people and injuring another before ...

Newly released body camera footage from Las Vegas police shows past encounters with Shane Tamura, the gunman in last month’s ...

The 27-year-old Nevada man left a note at the scene voicing anger that his mental illness may be linked to his having played ...

New York City police detectives searched a studio apartment in Las Vegas that belonged to the suspected gunman in Monday's ...

Las Vegas police release bodycam footage and 911 calls from Manhattan mass shooter Shane Tamura showing mental health episodes and arrests before the deadly shooting ...

Shane Tamura speculated in a suicide note that he was suffering from CTE, a degenerative brain disease associated with sports ...

Police have identified the man who they say entered a Midtown Manhattan office building wearing body armor and opened fire, ...

The evidence documents Tamura's years-long struggle with mental health before he opened fire in a Midtown office building.

The gunman, who said in a note he believed he had CTE, targeted skyscraper that houses the NFL's headquarters.

A lone gunman walked into a midtown Manhattan office building Monday and opened fire, killing four people, including an NYPD ...

The 27-year-old Nevada man opened fire at a New York City office building, killing at least four people and then himself.