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 ...

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

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

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 ...

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

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: ...

A gunman armed with an assault-style rifle killed four people inside a Manhattan skyscraper that houses the headquarters of ...

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