LAS VEGAS -- The gunman who killed four people before taking his own life in a midtown Manhattan office building that houses the NFL's headquarters had for years sought medical help for frequent, ...

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

New York City cleaning lady Sebije Nelovic is speaking out about her chilling encounter with gunman Shane Tamura during the ...

FBI assists Montana police in search for shooting suspect Michael Paul Brown who remains at large after attacking multiple ...

The suspected gunman who killed three people outside the largest casino in Reno, Nevada, before police officers shot and ...

NYPD said the gunman purchased the fully-assembled AR 15-style rifle used in the shooting from his supervisor.

Los Angeles police have identified the alleged gunman who opened fire on a driver​ moments after he crashed into a crowd of ...

According to Detroit Police Captain Sederick Dunbar, the victim was taken to an area hospital where he is expected to recover ...

Sebije Nelovic always felt safe at 345 Park Avenue. For nearly three decades, she cleaned the ritzy Manhattan skyscraper in ...

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain ...

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

A gunman opened fire at a neighborhood bar in the small town of Anaconda, Montana, on Friday morning, killing four people ...