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

A lone gunman walked into a midtown Manhattan office building Monday and opened fire, killing four people, including an NYPD ...

Investigators found a note left by Midtown mass shooter Shane Tamura at his Nevada apartment saying he felt like a ...

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 ...

Authorities confiscated several items from a Las Vegas apartment tied to a gunman who used an AR-15-style rifle to kill four ...

Shane Tamura, the gunman who killed an NYPD officer and three civilians before taking his own life inside a Midtown Manhattan ...

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

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

New details are emerging about the gunman who opened fire inside the NFL’s Midtown Manhattan headquarters last week, killing ...

A tragic shooting in Midtown Manhattan leaves four dead, including a police officer. The suspected gunman, 27-year-old Shane ...

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 ...

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