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

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

New York City police detectives searched the Las Vegas studio apartment of the suspected gunman in Monday's mass shooting at ...

The man who stormed a Manhattan office tower with a gun worked in the surveillance department of a Las Vegas casino.

The gunman who killed four people at an office building in New York City on Monday evening left his home in Las Vegas, Nevada ...

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

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

The alleged gunman at a shooting rampage in a midtown Manhattan office building was identified as 27-year-old Shane Tamura, ...

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

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