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

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

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

New York City police detectives searched a studio apartment in Las Vegas that belonged to the suspected gunman in Monday's ...

NEW YORK (AP) — A man who killed four people at a Manhattan office building bought the rifle he used in the attack and the ...

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

Five people—including the suspected perpetrator Devon Tamura and NYPD officer Didarul Islam—were left dead at an office ...

Kathy Hochul's focus on "assault weapons" is puzzling, since the perpetrator easily could have killed the same number of ...

Four people were killed on Monday when a man, identified by police as Shane Tamura, walked into the lobby of 345 Park Avenue ...