An active shooter incident occurred in Midtown Manhattan, New York, officials said. Here's what to know about 345 Park Ave.

Wesley LePatner was Blackstone's head of real estate and CEO of an evergreen real estate fund. She was a victim of Monday's ...

Sebije Nelovic, who for 27 years has cleaned the Manhattan office building that was the site of the shooting, was dusting a ...

Sources said shooter Shane Tamura can be seen on video turning toward Hyman when he heard her step out from the bathroom that houses the secured panic room.

Also killed in the massacre were Blackstone executive Wesley LePatner, security guard Aland Etienne and 36-year-old NYPD ...

The medical examiner confirmed that Shane Tamura died from a self-inflicted gunshot wound but hasn't yet determined a CTE ...

The glittering skyscraper where hundreds work became the scene of New York City’s deadliest gun attack in 25 years when a man ...

Gunman Shane Tamura fired nearly 50 shots during his rampage on a Park Ave. skyscraper, where he killed an NYPD cop and three ...

The man who gunned down four people at a Park Avenue office building left anti-psychotic medication in his Las Vegas ...

The shock is beginning to wear off," said co-chair Mitchell Nussbaum, who is based in New York but was traveling when an ...

The New York City Medical Examiner determined a cause and manner of death for the gunman who killed four people inside a ...

Employees at firms including Blackstone and KPMG hid and set up barricades during the gunman’s rampage.