A man who killed four people at a Manhattan office building bought the rifle he used in the attack and the car he drove ...

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

His AR-15 assault rifle, which he bought from a co-worker for $1,400, had a full clip of 15 bullets, police said.

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

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

The man who killed four people, including a New York City police officer, during a shooting inside a Manhattan skyscraper Monday once refused to leave a Las Vegas casino, leading to his arrest.

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

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

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

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

Shane Tamura, the Las Vegas man who killed four people and left another person critically injured in a shooting in a New York office building, was possibly targeting the ...