There were 23 shell casings and 13 bullet fragments recovered from the lobby of 345 Park Avenue and 24 spent shell casings on ...

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

The degree of damage on the upper floor, where only one person was killed, shows how the sunglasses-sporting killer was spiraling out of control as his plan to get to the NFL offices inside 345 ...

The Las Vegas casino security supervisor who sold the assault-style rifle used in Monday's mass shooting in a Park Avenue office building complied with the law, his attorney said.

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

The day after NYPD Detective Didarul Islam was laid to rest, he'll be remembered with a vigil at the precinct where he worked in the Bronx.

Four people, including an off-duty New York City police officer, were killed Monday when a gunman carrying a rifle opened ...

New York City is mourning NYPD Officer Didarul Islam and three other people killed in Monday's shooting inside an office ...

Julia Hyman, 27, was working late at Rudin Management’s Midtown office when she stepped out of a panic room and was shot by ...

Cops identified a man who sold the weapon to mass shooter Shane Tamura as his former supervisor in the Las Vegas area.

Police are still piecing together Shane Tamura’s movements but his black BMW traveled cross-country through Colorado, ...

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