The guard had been fatally shot as he crouched behind a desk to take cover as the gunman sprayed the building’s lobby with ...

The Las Vegas casino security supervisor who sold the assault-style rifle used in Monday's mass shooting in a Park Avenue office building complied with the law, his attorney said.

Shane Tamura, the Park Ave. gunman who killed an NYPD officer and three others before taking his own life, left behind a ...

Also killed in the massacre were Blackstone executive Wesley LePatner, security guard Aland Etienne and 36-year-old NYPD ...

NFL Commissioner Roger Goodell expressed sorrow following the deadly shooting at a New York City office building that left ...

The degree of damage on the upper floor, where only one person was killed, shows how the sunglasses-sporting killer was spiraling out of control as his plan to get to the NFL offices inside 345 ...

Authorities probe the weapon origins in the Manhattan shooting by Shane Tamura, who bought a rifle from his supervisor.

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