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

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

Attorney Chris Rasmussen said the killer’s boss, Rick Ackley, “did everything right. The transfer was through a federal ...

Shane Tamura, a 27-year-old former high school football player from Las Vegas with a documented mental health history, was ...

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

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

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

Authorities say the man who killed four people at a Manhattan office building bought the rifle he used in the attack and the ...

Nevada Gov. Joe Lombardo says mental health services, not gun laws, should be the focus following the NYC mass shooting that killed four people.

The day after NYPD Detective Didarul Islam was laid to rest, he'll be remembered with a vigil at the precinct where he worked in the Bronx.

Shane Devon Tamura, 27, was identified as the shooter who had driven across the country from Nevada and arrived in New York ...

The NYPD continues to work with investigators across the country to learn more about the gunman in Monday's deadly Midtown ...