Investigators are examining why the gunman who killed four people before taking his own life at a New York City office tower ...

Officials say a man carrying a rifle killed four people at a New York City office tower. The shooting took place Monday ...

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

Follow along for live updates on the New York City shooting, where police investigate motive after five people, including the ...

A New York City police officer and three other people were killed in a shooting in Midtown Manhattan on Monday evening, ...

Authorities say Shane Devon Tamura travelled across the country from Las Vegas to open fire inside the skyscraper.

A gunman opened fire inside the Manhattan skyscraper that is the headquarters of private-equity firm Blackstone and the NFL, ...

An off-duty New York City police officer and an executive at an investment firm were among four people killed by a gunman at ...

Police lined the streets of New York City to pay their respects to fellow officer Didarul Islam, who was among the four ...

Law enforcement officials have confirmed that the gunman who opened fire in Manhattan office building is deceased from a self ...

Employees were evacuated by police.

New York and federal officials warned of an "active shooter situation" near on office building near Midtown Manhattan Monday.