

We don't know if concussion in and of itself is what causes the abnormalities.ĪNNOUNCER: A decades-long battle between scientists, players and the nation's most powerful sports league.īENNET OMALU, M.D., Medical Examiner: You can't go against the NFL. of Pittsburgh Medical Ctr.: We don't know who is at risk for it. STEVE FAINARU, FRONTLINE/ESPN: The level of denial was just profound.īETH WILKINSON, NFL's Attorney: We strongly deny those allegations that we withheld any information or misled the players.ĭr. HARRY CARSON, Author, Captain For Life: These players come down with dementia.ĪNNOUNCER: A major FRONTLINE investigation of what the NFL knew and when it knew it. ANNOUNCER: Tonight on FRONTLINE, the epic story of football's concussion crisis.
