A New York City police officer who was among the four people shot and killed by a gunman during a rampage at a Manhattan ...

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

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.

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

The NYPD sent detectives to Las Vegas to work with federal law enforcement in the investigation into Monday's deadly shooting ...

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

Wearing a jacket, a button-down shirt and sunglasses, he wielded an assault-style rifle with his right arm, marching with ...

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