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Gunman who killed 4 at Manhattan office building was targeting NFL headquarters, mayor says

MANHATTAN, NEW YORK CITY, JUL 30 – The shooter blamed the National Football League for chronic traumatic encephalopathy and killed four, including an NYPD officer, before dying by suicide in a Midtown Manhattan office building.

  • Monday’s shooting at the NFL New York offices left four dead, one injured, and the gunman dead by his own hand.
  • A note in Tamura’s wallet claimed he suffered from a brain disease linked to contact sports and asked for CTE research.
  • Video evidence revealed his armed entry as surveillance video showed him exiting a double-parked BMW with an M4 rifle.
  • The NYPD reported five people killed, including a former GV football player, and one injured in the shooting, with casualties confirmed by police officers on scene.
  • Future security reviews are scheduled for 345 Park Avenue skyscraper, which houses both the NFL’s headquarters and Blackstone’s offices, to enhance building security measures.
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NEW YORK — Investigators were investigating Wednesday how a former high school football player, who blamed gambling for his mental health issues, carried out a deadly attack at an office building that houses the NFL.

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KPAX broke the news in on Monday, July 28, 2025.
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