New York City investigators believe a co-worker of the Las Vegas man who killed four, including a police officer, provided a ...

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

The New York City Police Department sent detectives to Las Vegas to work with the Bureau of Alcohol, Tobacco and Firearms to ...

Investigators are piecing together more details about how a former high school football player who blamed the game for his ...

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

The gunman who killed four people at an office building in New York City on Monday evening left his home in Las Vegas, Nevada ...

A man who killed four people at a Manhattan office building bought the rifle he used in the attack, and the car he drove ...

Detectives found prescription medication for depression and epilepsy in the Las Vegas home of Midtown mass shooter Shane ...

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

A tragic shooting occurred in New York City at 345 Park Avenue, where Shane Tamura fatally shot four people before taking his ...

When I look into you and dad’s eyes, all I see is disappointment,” Tamura wrote to his mother in the note. “I love you, Momma ...

No ruling has been made yet on whether Tamura was suffering from the disease chronic traumatic encephalopathy (CTE), which he ...