Park Ave. gunman Shane Tamura, who killed an NYPD cop and three civilians before taking his own life inside a Midtown ...

Shane Tamura, a 27-year-old former high school athlete, has become the subject of a national homicide investigation following ...

The gunman from Las Vegas who committed the mass shooting last week in New York City repeatedly threatened to harm himself dating back to the year he received a permit to ...

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 ...

The assault rifle used in mass shooter Shane Tamura’s deadly rampage at a NYC skyscraper was assembled piece by piece – with ...

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

The degree of damage on the upper floor, where only one person was killed, shows how the sunglasses-sporting killer was ...

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

NYPD Commissioner Jessica Tisch said that their law enforcement partners in Las Vegas, where Tamura lives, confirmed that the ...

There were 23 shell casings and 13 bullet fragments recovered from the lobby of 345 Park Avenue and 24 spent shell casings on ...