The gunman who killed an NYPD officer and three other people in a Midtown building on Monday evening was carrying a note that ...

NYPD said the gunman purchased the fully-assembled AR 15-style rifle used in the shooting from his supervisor.

Shane Tamura, a 27-year-old former high school football player from Las Vegas with a documented mental health history, was identified as the gunman who killed four people, including an NYPD officer, ...

Shane Tamura, a 27-year-old private investigator from Las Vegas, has been identified as the gunman behind Monday's Midtown ...

High school classmates and a coach remembered Shane Tamura as a talented running back. Recently, though, he was apparently ...

Didarul Islam, 36, was fatally shot during Monday’s Midtown Manhattan shooting. Sources say the off-duty NYPD officer was ...

The gunman who opened fire at a Manhattan office building Monday, killing four people before taking his own life, legally ...

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

New York City detectives investigating this week's mass shooting were interviewing the attacker's associates in his home ...

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

The man who killed four people at a Manhattan office building bought his AR-15-style rifle and getaway car from his Las Vegas ...

New York Police Department detectives searched Shane Tamura’s studio apartment in Las Vegas and found several medications, ...