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

Wesley LePatner, 43, was among the four people killed by a gunman who stormed the Park Avenue building where she worked on ...

The Manhattan office building shooting victims include NYPD Officer Didarul Islam, Blackstone executive Wesley LePatner and ...

Investment giant Blackstone Inc said on Tuesday that a senior executive was among the people killed when a gunman, carrying ...

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

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

During evening rush hour in New York City on Monday, a man calmly walked into a Park Avenue office building lobby and killed ...

Workers returned to 345 Park Ave., on Monday​ under the watchful eyes of NYPD officers and a surplus of security after the ...

The lobby of 345 Park Avenue will reopen for the first time since last Monday's mass shooting that left four innocent victims ...

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

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