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

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

Wearing body armor and wielding an assault-style rifle, the alleged gunman burst into a Midtown Manhattan office building ...

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 ...

Once a promising athlete, the 27-year-old faded from public view—until he showed up at 345 Park Avenue, gun in hand.

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

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

Police are retracing Tamura's movements from Nevada to New York after a Midtown Manhattan shooting that left four people dead ...

What to know about NYC gunman's football connection, which he mentioned in a note left behind after a deadly shooting where ...

NYC gunman Shane Tamura is seen on video talking about his high school football career in California after a game in ...

Shane Tamura, 27, is the suspect alleged to have shot and killed four victims while wounding an NFL employee. Tamura then ...