Family and friends gathered at Central Synagogue to mourn Wesley LePatner, one of four victims killed in Manhattan office ...

The gunman who killed four people, including an NYPD officer, inside a Manhattan office building Monday evening left a note ...

The executive was shot and killed in the lobby of the ritzy Park Avenue office tower when gunman Shane Tamura opened fire.

The New York City office building that was the site of a mass shooting Monday had significant security measures in place.

The victims of the Manhattan office building shooting are identified as NYPD Officer Didarul Islam, Blackstone executive ...

Shane Tamura killed four people at a Manhattan office building Monday, including Blackstone executive Wesley Lepatner and New ...

An NYPD officer, a Blackstone executive, a Rudin Management associate and a security guard were killed in the shooting at ...

Workers in business attire were seen piling couches up against their office door -- with the towering furniture reaching the ...

Fox News' Alexis McAdams provides updates on the shooting at a Manhattan skyscraper that houses high-profile corporations ...

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

Blackstone Inc. is reopening its New York headquarters on Monday after keeping the office shuttered in the wake of a shooting spree that killed four people, including one of its senior executives.

LAS VEGAS -- The gunman who killed four people before taking his own life in a midtown Manhattan office building that houses ...