Kneeland was just 24 when he died on November 6, 2025. Here is what we know about the late Dallas Cowboys player’s death and his post-mortem CTE diagnosis. Marshawn Kneeland, a defensive end for the ...
A post-mortem brain analysis found former Dallas Cowboys defensive end Marshawn Kneeland had stage 1 CTE, his family announced Tuesday.
Former Dallas Cowboys defensive end Marshawn Kneeland had stage 1 CTE when he died by suicide in November, according to an announcement from the Concussion and CTE Foundation on Tuesday.
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