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

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

New York Police Department Commissioner Jessica Tisch said Tamura used an AR-15 style semiautomatic rifle in Monday’s ...

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

We’re getting a first look at what detectives discovered inside a Las Vegas apartment linked to Shane Tamura, the 27-year-old ...

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

"It was heartbreaking, shock, still in disbelief," said Walter Roby, the former assistant football coach at Granada Hills High School in Los Angeles.

Exclusive video shows SWAT teams executing a search warrant at the Las Vegas apartment of Shane Tamura, the man behind Monday's deadly shooting in New York City that left four people dead.

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

The disease has been diagnosed in more than 100 former NFL players and arisen as an existential threat to the United States’ ...

NEW YORK -- A 27-year-old man wearing body armor and carrying an M4 assault rifle shot and killed four people, including ...