The gunman who killed 4 people in a NYC office building in July had #CTE, the degenerative #BrainDisease linked to repeated #HeadInjuries sustained in #football & other contact sports….

CTE can be diagnosed only posthumously. Shane Tamura,…a former HS #football player, shot himself in the chest after killing 4 people & left a note that said his motive was anger at the #NFL, which he blamed for hiding the effects of CTE In the note, he asked that his brain be studied.

https://www.nytimes.com/2025/09/26/us/cte-football-tamura-gunman.html?smid=nytcore-ios-share&referringSource=articleShare

Gunman in NYC Shooting at NFL Headquarters Had CTE

Shane Tamura, a former high school football player, shot himself and left a note that said his motive was anger at the N.F.L.

The New York Times
The ME“found unambiguous diagnostic evidence of Chronic Traumatic Encephalopathy, also known as #CTE, in the #brain tissue of the decedent,” acc/to a statement. “The findings correspond with the classification of low-stage CTE, according to current consensus criteria.”