The gunman in the deadly shooting at a New York City office tower had a background in casino surveillance and once held a ...

Authorities say the man who killed four people at a Manhattan office building bought the rifle he used in the attack and the ...

Cops identified a man who sold the weapon to mass shooter Shane Tamura as his former supervisor in the Las Vegas area.

Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower ...

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain disease linked to contact sports and was trying to target the National Football ...

The man who sold the gun to the shooter that targeted the NFL's headquarters has been identified. Shane Tamura, 27, attacked ...

Shane Devon Tamura was the 27-year-old man living in Las Vegas who fatally shot at least four people in a mass shooting at ...

The man who killed four and seriously injured another at the building that houses the NFL's offices bought the gun from a ...

The man who allegedly opened fire on several people at a building in New York City on Monday was said to be targeting the NFL ...

Players and coaches around the NFL reacted with shock and sadness Tuesday after a gunman killed four people at the New York ...

Four people were killed on Monday when a man, identified by police as Shane Tamura, walked into the lobby of 345 Park Avenue ...