Twelve years after moving to the United States from Bangladesh, Didarul Islam sought to join the ranks of the nation'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 ...

The gunman in the deadly Midtown Manhattan shooting, Shane Tamura, wrote about the brain disease CTE in a note obtained by ...

Gunman Shane Tamura had a ‘documented mental health history’ and ‘sprayed’ the Manhattan office building lobby with a ...

A suicide note blamed the NFL and possible CTE for his mental decline, though Tamura never played professionally, only in ...

Tamura was involuntarily held after being considered a danger to himself or others, according to a law-enforcement official.

Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the ...

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

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

The New York City gunman was identified as a 27-year-old who had roots in Southern California and played high school football ...

NYPD officials are heading to Las Vegas to investigate the gunman who killed four people in a Midtown Manhattan skyscraper.