Former Cowboys player Marshawn Kneeland found to have CTE after suicide at 24
Former Dallas Cowboys defensive end Marshawn Kneeland, who died by suicide at age 24, was posthumously diagnosed with early-stage chronic traumatic encephalopathy (CTE). The finding adds to growing evidence linking repeated head impacts in football to brain disease, even in young players. It underscores the ongoing concern over player safety and long-term neurological risks in professional football.