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 ...

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 ...

Five people—including the suspected perpetrator Devon Tamura and NYPD officer Didarul Islam—were left dead at an office ...

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

New York City police detectives searched a studio apartment in Las Vegas that belonged to the suspected gunman in Monday's ...

Members of the New York Police Department paid tribute to officer Didarul Islam, one of the people killed in Monday's ...

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

NYC mayoral candidates Zohran Mamdani and Andrew Cuomo clash over law enforcement support after a Manhattan office building ...

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 ...