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Investigators Zero In on CTE Link in Midtown Manhattan Mass Shooting

Blackstone’s Park Avenue offices remain closed with state flags at half-staff during investigations into the mass shooting

Blackstone
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A person leaves flowers at a make shift memorial outside scene of Monday's deadly shooting, Tuesday, July 29, 2025, in New York. (AP Photo/Yuki Iwamura)

Overview

  • Four people, including Blackstone real estate executive Wesley LePatner and NYPD Officer Didarul Islam, were killed when 27-year-old Shane Devon Tamura opened fire at 345 Park Avenue before taking his own life.
  • Authorities are probing Tamura’s mental health history and cross-country travel from Las Vegas through several states in the days leading up to the attack.
  • A note recovered at the scene references chronic traumatic encephalopathy and the NFL, prompting officials to examine whether the shooter targeted the league’s headquarters.
  • An NFL employee who was seriously injured in the lobby remains in stable condition at a New York hospital, according to Commissioner Roger Goodell.
  • In response to the shooting, Blackstone closed its Park Avenue offices and Governor Kathy Hochul ordered state flags flown at half-staff until the victims are laid to rest.