After a gunman opened fire in a New York City office building and killed four people, experts share strategies for workplaces to implement to mitigate acts of violence.

Then officials say the suspect then got into the elevator and headed to the 33rd floor, the headquarters of Rudin Management.

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

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

After Monday night’s shooting at 345 Park Ave., the Midtown corridor was seemingly back to business as usual Wednesday ...

The suspect who has died has been identified by police as a 27-year-old man from Las Vegas called Shane Devon Tamura.

The gunman in the deadly shooting at a New York City office tower had a background in casino surveillance and once held a ...

The gunman who killed four people at an office building in New York City on Monday evening left his home in Las Vegas, Nevada ...

Police have identified the man who they say entered a Midtown Manhattan office building wearing body armor and opened fire, ...

The Park Avenue building where a gunman killed four people Monday is fortified more heavily than most. Concrete planters line ...