Police searched Shane Tamura’s employee locker at a Las Vegas Strip casino in their attempts to piece together why he killed ...

The attorney for the man who sold what would become the deadly weapon in a mass shooting in New York City earlier this week ...

Police executed a search warrant at the Las Vegas apartment of Shane Tamura, where the items obtained included a goodbye note ...

The man who stormed a Manhattan office tower with a gun, killing four people before killing himself, worked in the ...

A man carrying a rifle killed four people at a New York City office tower Monday, including an off-duty New York City police ...

The NYPD sent detectives to Las Vegas to work with federal law enforcement in the investigation into Monday's deadly shooting ...

Exclusive video shows SWAT teams executing a search warrant at the Las Vegas apartment of Shane Tamura, the man behind Monday ...

Officer Didarul Islam, 36, who was guarding the building on a paid security job when he was killed, had served as a police ...

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

We are bringing you the latest we know about the gunmen who shot and killed multiple people in New York. Plus, how you can ...

The man who shot and killed four people at a New York office building was once arrested at a Las Vegas casino for trespassing ...

A Las Vegas man who killed four people in Manhattan on Monday had been arrested at Red Rock Resort two years earlier. Shane ...