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The Piney Point

Former Dallas Cowboys defensive end Marshawn Kneeland had early stage CTE at time of death

Former Dallas Cowboys defensive end Marshawn Kneeland had early stage CTE at time of death
Photo: Houston Public Media (NPR/PBS) · view original

Kneeland had a brain abnormality linked to repeated head trauma when he died by suicide after a high-speed chase with police in November 2025. The findings of a postmortem analysis of Kneeland's brain tissue were released Tuesday by his family through the Concussion & CTE Foundation.

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