A supervisor at the Las Vegas casino where Shane Devon Tamura worked legally purchased the gun used in the Midtown Manhattan ...

NEW YORK (AP) — A man who killed four people at a Manhattan office building bought the rifle he used in the attack and the ...

Shane Tamura, 27, fatally shot four individuals at a Manhattan office tower, including an NYPD officer, before taking his own ...

The man who killed four people at a Manhattan office building bought his AR-15-style rifle and getaway car from his Las Vegas boss, NYPD officials said, as funerals for victims begin across New York.

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

The gunman in the deadly shooting at a New York City office tower had a background in casino surveillance and once held a ...

New York City police detectives searched the Las Vegas studio apartment of the suspected gunman in Monday's mass shooting at a Midtown Manhattan office tower and found what law enforcement sources ...

Las Vegas police 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.

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

LAS VEGAS — The man who stormed a Manhattan office tower with a gun, killing four people before killing himself, worked in the surveillance department of a Las Vegas casino, part of an industry ...

Former NYPD Sergeant Felipe Rodriguez weighs in on the gunman's actions and what we know about his background.