The $1,400 M4 assault rifle New York City mass shooter Shane Tamura used to kill four people inside a Midtown Manhattan ...

A man who killed four people at a Manhattan office building bought the rifle he used in the attack and the car he drove across country from his supervisor at a Las Vegas casino, authorities said ...

The gunman accused of killing four people in a Midtown Manhattan office tower bought the AR-15-style rifle used in the attack ...

Shane Tamura, 27, who fatally shot four people in the building that houses the National Football League's headquarters Monday ...

The man who stormed a Midtown Manhattan skyscraper paid his boss $1,400 (£1,100) for the semi-automatic rifle, police say.

A former Southern California football coach who once coached the suspect in the deadly mass shooting inside a New York City office building is speaking out. Good Morning America sat down with Walter ...

NEW YORK - New York City detectives investigating this week's mass shooting were interviewing the attacker's associates in ...

The man who stormed a Manhattan office tower with a gun, killing four people before killing himself, worked in the ...