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

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 ...

A New York City office building where a gunman killed four people then himself has reopened a week after the deadly shootings ...

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

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

Investment company Blackstone said its Manhattan offices will be closed Tuesday after Monday's mass shooting that killed ...

One dreadful post referenced the infamous Luigi Mangione, accused of killing UnitedHealthcare CEO Brian Thompson on the ...

Police officers in New York City responded to reports of an active shooter in a midtown Manhattan building that houses ...

Wesley LePatner, a Blackstone executive who lived in Roslyn, was among those killed in Monday's mass shooting in Midtown ...

The victims at 345 Park Ave, home to the PE firm as well as KPMG and the National Football League, included the CEO of the Blackstone Real Estate Income Trust.