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Former Dallas Cowboys player Marshawn Kneeland had CTE when he died

AUSTIN, Texas — 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 ...

Marshawn Kneeland diagnosed with CTE months after death by suicide

The diagnosis comes eight months after Marshawn Kneeland died. Cooper Neill / Boston University researchers diagnosed former ...

Former Dallas Cowboys DE Marshawn Kneeland had stage 1 CTE when he died by suicide

Former Dallas Cowboys DE Marshawn Kneeland had Stage 1 CTE when he died by suicide last fall, according to a post-mortem ...

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

Former Dallas Cowboys defensive end Marshawn Kneeland had a brain abnormality linked to repeated concussions when he killed ...

Former Cowboys edge rusher Marshawn Kneeland diagnosed with CTE after death at age 24

Researchers diagnosed Kneeland with stage 1 CTE following a postmortem brain analysis, his family and the Concussion & CTE ...

Marshawn Kneeland, Cowboys player who died by suicide at 24, diagnosed with CTE

Marshawn Kneeland's family said his posthumous CTE diagnosis provides "important context." Kneeland died by suicide at 24 ...

Former Cowboys player Marshawn Kneeland had CTE

Former Dallas Cowboys defensive end Marshawn Kneeland has been diagnosed posthumously with Stage 1 chronic traumatic encephalopathy.

Former Cowboy Marshawn Kneeland had stage 1 CTE when he died by suicide, foundation finds

Researchers at the Boston University CTE Center diagnosed the former Dallas Cowboys defensive end with chronic traumatic ...

Dallas Cowboys' Marshawn Kneeland diagnosed with CTE after death by suicide, researchers say

Dallas Cowboys defensive end Marshawn Kneeland was suffering from stage 1 chronic traumatic encephalopathy, or CTE, when he ...

Cowboys Defensive End Had Stage 1 CTE Before Suicide

Boston University's CTE Institute determines Cowboys DE Marshawn Kneeland had Stage 1 CTE before death by suicide in November ...