Gunman Shane Tamura fired nearly 50 shots Monday during his rampage on a Park Avenue skyscraper, where he killed an NYPD ...

Police have identified the man who they say entered a Midtown Manhattan office building wearing body armor and opened fire, ...

Most of the damage was relegated to the 33rd flood, where Shane Tamura accidentally rode the elevator while searching for the NFL headquarters.

Tamura was involuntarily held after being considered a danger to himself or others, according to a law-enforcement official.

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

The 27-year-old Nevada man left a note at the scene voicing anger that his mental illness may be linked to his having played ...

NFL commissioner Roger Goodell has offered an important update on the league employee who was shot in Monday's attack.

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

The gunman suspected of targeting the National Football League headquarters in New York, killing four, was a former football ...

A gunman who killed four people at a Manhattan office building bought the rifle from his supervisor at a Las Vegas casino, ...

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

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