Four people were killed, including an off-duty New York City police officer, when a gunman opened fire in an office tower ...

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

Police have identified the man who they say entered a Midtown Manhattan office building wearing body armor and opened fire, ...

A lone gunman walked into a midtown Manhattan office building Monday and opened fire, killing four people, including an NYPD ...

A man carrying a high-powered rifle shot and killed four people, including an off-duty police officer working security in ...

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

This is a breaking news story. For latest updates, please go to our live blog. An NYPD officer and at least four other ...

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

The owner of a private security business on Park Avenue said he questions how a shooter got so far into a Midtown office ...

A New York City police officer and three other people were killed in a shooting in Midtown Manhattan on Monday evening, ...

An active shooter incident occurred in Midtown Manhattan, New York, officials said. Here's what to know about 345 Park Ave.

Police are investigating a reported active shooter at a Midtown Manhattan high-rise. Here’s what we know about the suspect ...