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

Workers returned to 345 Park Ave., on Monday​ under the watchful eyes of NYPD officers and a surplus of security after the ...

The life of Aland Etienne, the security guard who was killed last month at a Manhattan office tower, is being remembered ...

The 27-year-old Nevada man left a note at the scene voicing anger that his mental illness may be linked to his having played ...

During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed ...

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

Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday.

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

Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower ...

The pair of illegal immigrants arrested in the shooting of an off-duty Customs and Border Protection officer allegedly ...

Rep. Nicole Malliotakis spoke with Fox News Digital after the deadly shooting that left multiple people including a police ...

Here's how NFL players, coaches and executives reacted to a mass shooting at the league's office building in Manhattan: ...