Overview

• On July 28 at around 6:20 p.m., a lone gunman opened fire in the lobby and on the 33rd floor of 345 Park Avenue, killing four people before fatally shooting himself
• The New York Police Department secured the scene within minutes with support from FBI administrative and field personnel
• Victims include off-duty NYPD officer Didarul Islam and three civilians, with at least one additional person wounded
• Authorities traced Tamura’s cross-country drive from Las Vegas and found an assault rifle, revolver and ammunition in his vehicle
• Investigators have begun reviewing security protocols at corporate tenants such as Blackstone and the NFL while probing the shooter’s motive