Investigators plan to question a man who supplied parts for a gun used in the shooting at a Manhattan office building that ...

Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the ...

Las Vegas police Tuesday are helping investigate a local man identified by New York authorities as the gunman in a Manhattan shooting that left four people dead, including a police officer.Las Vegas ...

(CNN) — Investigators are combing through evidence in the wake of New York City’s deadliest mass shooting since 2000, trying ...