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

A shooting Monday at an office building in New York City that is home to the Blackstone investment firm and the NFL left four ...

A New York police officer, a “beloved” security guard, a young Cornell graduate and a senior executive with investment firm ...

Bankers and traders returned to work on a somber Tuesday morning in Midtown Manhattan, New York's financial epicenter, one ...

Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the ...

This is a breaking news story. For latest updates, please go to our live blog. An NYPD officer and at least four other ...

The 27-year-old gunman fired indiscriminately throughout the building’s lobby and 33rd floor, killing Islam, security guard ...

Investigators are combing through evidence in the wake of New York City’s deadliest mass shooting since 2000, trying to ...

The New York City office building at 345 Park Avenue where a deadly shooting occurred serves is the headquarters of ...

Blackstone employees struggled on Tuesday to come to terms with the death of Wesley LePatner, one of the investment firm's ...

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

Four people were killed, including an off-duty New York City police officer, when a gunman opened fire in an office tower ...