Instead of calling 911 to get help for himself, authorities say the NFL worker called his colleagues to alert them of the danger headed their way.

Shane Tamura, 27, who fatally shot four people in the building that houses the National Football League's headquarters Monday ...

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

Two teams NYPD detectives headed to Las Vegas Tuesday, to execute search warrants at Shane Tamura's home and at a gun store ...

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

The injured NFL employee in the New York City shooting has been identified as Craig Clementi, per reports. Here's the latest ...

Investigators believe Shane Tamura was trying to get up to the NFL offices after shooting several people in the lobby of the ...

The New York City office building at 345 Park Avenue where a deadly shooting occurred serves is the headquarters of ...

A note found in the gunman's wallet was critical of the NFL and mentioned CTE. The 27-year-old wrote, “Study my brain please.

The gunman who killed four people in a midtown Manhattan office building left a suicide note indicating that he was targeting the NFL, police said.

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

While news of the shooting sent shockwaves across the league, the development that the NFL offices were specifically targeted left some deeply stunned.