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

Wesley LePatner, 43, was among the four people killed by a gunman who stormed the Park Avenue building where she worked on ...

Sebije Nelovic always felt safe at 345 Park Avenue. For nearly three decades, she cleaned the ritzy Manhattan skyscraper in ...

The funeral will be held Thursday for the police officer who was one of four people killed in Monday's mass shooting at a ...

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

The 27-year-old man who shot and killed four people at a Midtown office building on Monday carried a note in his pocket, ...

NYPD Chief John Chell describes Midtown Manhattan office shooting as mayhem after gunman Shane Tamura killed four people, ...

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

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

NYC mayoral candidate, Zohran Mamdani, faced criticism from Andrew Cuomo over past anti-police comments after mass shooting ...

Legendary broadcaster and journalist Bob Costas joined NewsNation's "CUOMO" Tuesday to discuss how social media impacts the ...