New details are emerging about the gunman who opened fire inside the NFL’s Midtown Manhattan headquarters last week, killing ...

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 ...

Under New York State law, it is illegal, except under very limited circumstances, to possess the high-powered M4-style rifle ...

Four victims died in a Midtown Manhattan office shooting as an NFL employee called colleagues to warn about the gunman ...

The man responsible for a mass shooting at a New York office building, leaving four people dead, reportedly sought help from doctors in Las Vegas for frequent h ...

Within minutes, Tamura had killed four people, injured another, and eventually turned the weapon on himself on the building’s ...

Aland Etienne leaves behind two school-aged children, including a young son who celebrated his seventh birthday just days ...

The Las Vegas gunman who killed four people in a Manhattan office building housing the NFL’s headquarters before taking his own life had sought medical treatment for debilitating headaches, ESPN ...

LAS VEGAS -- The gunman who killed four people before taking his own life in a midtown Manhattan office building that houses ...

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

Officer Didarul Islam, 36, who was guarding the building on a paid security job when he was killed, had served as a police ...

The man who shot four people dead with an assault-style rifle inside a Midtown Manhattan skyscraper was carrying a "suicide ...