The gunman who killed four people in a New York City shooting Monday was the son of a former Los Angeles Police Department ...

The gunman who killed four people, including an NYPD officer, inside a Manhattan office building Monday evening left a note ...

The gunman who killed four people at an office building in New York City on Monday evening left his home in Las Vegas, Nevada ...

The NYPD continues to work with investigators across the country to learn more about the gunman in Monday's deadly Midtown ...

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

Follow along for live updates on the New York City shooting, where police investigate motive after five people, including the ...

Officials say a man carrying a rifle killed four people at a New York City office tower. The shooting took place Monday ...

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

Live updates and developments about a shooting in New York City's Midtown. Five people, including the gunman and a police ...

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

Officials said July 29 they believe the suspected gunman in the deadly Manhattan shooting may have been targeting the NFL.

Shane Tamura, the shooter behind the deadly rampage in Midtown Manhattan,​ was apparently targeting NFL offices, NYC Mayor ...