Investigators are working to piece together what led to the deadly mass shooting at a Manhattan office building that left four people dead and one injured as officials reveal new details about what ...

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

After a gunman opened fire in a New York City office building and killed four people, experts expressed some concerns ...

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

A shooter killed four people at a Midtown Manhattan office building Monday before turning the gun on himself, police say.

At the height of the evening rush, a man double-parked his BMW on Park Avenue, calmly strode across a public plaza with an ...

Four people died after a gunman opened fire in a Manhattan office building, and security footage showed the shooter calmly ...

Four people — including two Jewish women — were killed during a mass shooting at 345 Park Avenue in Midtown Manhattan on ...