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

As the investigation continues to find the motive behind a deadly shooting in New York City on Monday night, questions also remain surrounding the suspect's wea ...

Businesses across the U.S. are reevaluating security after a shooting at a New York City office building raised concerns ...

NYPD detectives searched the shooter's studio apartment in Las Vegas where they found what law enforcement sources described ...

The deadly shooting at a New York City high-rise office building Monday night raises new questions for CEOs and businesses as ...

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

An NYPD officer and three people were killed by a gunman who opened fire inside a high-rise corporate building in midtown ...

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

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

The killing of four people including a police officer in a Midtown Manhattan office building rattled a city where mass ...

The NFL vowed to be resilient, two days after league headquarters was targeted by a gunman who killed four people on Monday.