The video above aired in a previous newscast. NEW YORK (PIX11) — A gunman who killed four people in a Park Avenue building ...

A man stalked through a Manhattan office tower firing a rifle, killing four people, including a New York City police officer, ...

A security expert offers a list of ‘must-haves’ for workplace safety that may save lives in the event of a mass shooting.

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 NFL season kicked off at the annual Hall of Fame game with a moment of silence for the four people killed earlier this ...

The unpredictable factors leading up to a mass shooting in a Manhattan office building highlight the limitations of a ...

On Monday afternoon, Sebije Nelovic, a cleaner at 345 Park Avenue in Midtown, Manhattan, began her daily sweep of the glassy high-rise building where she has worked for 27 years. Two hours into her ...