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

The man who killed four people in the New York City skyscraper that is home to NFL headquarters carried a note blaming the ...

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

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

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

The NFL season kicked off at the annual Hall of Fame game with a moment of silence for the four people killed earlier this ...

The gunman, who said in a note he believed he had CTE, targeted skyscraper that houses the NFL's headquarters.

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 shooter was Shane Tamura; authorities say he was intending to target the NFL offices in Manhattan but entered the wrong ...

Gunman who opened fire in a NYC skyscraper bought his $1,400 gun from his casino boss - Police did not say whether the gun ...

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