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

In Texas, a former football player's family shared news about his health. The Boston University CTE Center was involved in the investigation.

The player, a defensive end, had been part of the Dallas Cowboys. His family announced that he had a brain abnormality.

Further details are available from the source, including the circumstances of his death and the findings of the CTE Center's investigation.