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

Former Dallas Cowboys defensive end Kneeland had early stage CTE at time of death
Photo: KXAN (NBC Austin) - All Stories · view original

AUSTIN, Texas (AP) — Former Dallas Cowboys defensive end Marshawn Kneeland, who died by suicide in November 2025 after a high-speed chase with police, had early stage chronic traumatic encephalopathy, a brain abnormality linked to repeated head trauma, his family announced Tuesday. The Boston Uni...

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