Four people died after a gunman opened fire in a Manhattan office building, and security footage showed the shooter calmly entering with an M4 rifle before his deadly rampage.

Random attacks lacking clear motives rise as perpetrators seek approval in extremist online communities, making ...

The NFL is implementing new safety protocols across the league in the wake of last month's deadly mass shooting at a building in Manhattan. Until last month, the NFL headquarters was part of a typical ...

The NFL is increasing security at its headquarters after last month's mass shooting in Midtown Manhattan. A league executive says the NFL is working with the other tenants at 345 Park Avenue to make ...

The NFL employee who was injured in the July 28 shooting at the league headquarters in Midtown Manhattan is doing well and is expected to recover, commissioner Roger Goodell said on Wednesday.

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

The NFL headquarters will be beefing up security at its 345 Park location following last month's mass shooting.

Police have identified the man who they say entered a Midtown Manhattan office building wearing body armor and opened fire, ...

The shooter, identified as 27-year-old Shane Tamura of Las Vegas, left a suicide note suggesting he had CTE and was targeting the NFL headquarters, officials say.

The New York Giants are among those around the NFL community reacting to Monday night's mass shooting in Manhattan.

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain ...

Blackstone confirmed that Wesley LePatner, an executive at the company, died in the mass shooting that occurred at 345 Park ...