Gunman Shane Tamura fired nearly 50 shots Monday during his rampage on a Park Avenue skyscraper, where he killed an NYPD ...

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

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

The man who killed four in a mass shooting at 345 Park Avenue bought the gun from his supervisor at a Las Vegas casino.

The madman’s rampage reminds us  that evil  can strike the most secure-seeming  location, even in the best of times.

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

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

Community leaders gathered Friday to celebrate the installation of much-needed upgrades at Virginia Avenue County Park in ...

A suspect was spotted entering the Blackstone building holding an assault weapon. Get updates on the developing situation.

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

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

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