A trove of new documents and 911 calls give insight into Shane Tamura's mental health before he shot and killed four people in a Manhattan skyscraper.

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

Newly released police reports and body camera footage are shedding light on the troubled path that led a shooter on a ...

Las Vegas police released 911 calls and video footage on Tuesday showing a previous traffic stop involving Shane Tamura, the man who shot and killed four in New York City office tower. Court records ...

During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed ...

More than a decade before he turned a Midtown NYC office building into a killing ground, Shane Tamura stood out as a rising ...

New York City’s deadliest shooting in 25 years – in a state with some of the toughest gun laws in the nation – is raising ...

Roger Goodell also gave a health update on the league employee who was seriously injured in the gun attack that killed four ...

“CTE is linked to repetitive brain trauma and has a distinct pathology that can only be diagnosed at autopsy,” says Dr. Ross ...

The New York City building that was the site of a mass shooting had significant security measures in place, raising questions ...