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

The New York City Police Department sent detectives to Las Vegas to work with the Bureau of Alcohol, Tobacco and Firearms to ...

As for security, badges and sign-in lists for visitors became standard fare in New York office buildings after the Sept. 11 ...

The Rudin family, which owns the building and Rudin Management, said in a statement that one of their employees was a victim ...

The shooter was Shane Tamura; authorities say he was intending to target the NFL offices in Manhattan but entered the wrong ...

New York City is mourning NYPD Officer Didarul Islam and three other people killed in Monday's shooting inside an office ...

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

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

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

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

Four people were killed and a fifth was injured in a mass shooting at a Midtown Manhattan office building on Monday.