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

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

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

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

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

Didarul Islam, a 36-year-old NYPD officer, was off duty and working a security job when he was fatally shot by a gunman who ...

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, ...

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

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

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

The deadly shooting at a New York City high-rise office building Monday night raises new questions for CEOs and businesses as ...