@CNN: The degenerative brain disease CTE has been confirmed in a living NFL player for the first time https://t.co/IzKK0yMSGg https://t.co/E1bMjwOKJT

@CNN: The degenerative brain disease CTE has been confirmed in a living NFL player for the first time https://t.co/IzKK0yMSGg https://t.co/E1bMjwOKJT