Anne Mckey News Today

Mike webster in 2005. but the first public acknowledgement from the nfl on the risk of brain disease for players didnt come until a 2016 congressional hearing. >> the research shows that a number of retired nfl players were diagnosed with cte, so, the answer to that question is certainly yes. >> reporter: in the following years, the nfl did implement concussion protocols. those protocols still evolving. this season, when miami dolphins quarterback tua tagovailoa suffered this hit, it knocked him...

>> the latest figures from boston university show nearly 92% of former nfl players they studied were diagnosed with cte, with symptoms including depression, impaired judgment, violence, dementia and suicidal thoughts. >> its a problem for current players, its a problem for players who have retired, and its not going away. >> reporter: former nfl player phillip adams had stage two cte when he went on a rampage that killed six people before he took his own life in 2021. >> hes a good kid. he was a...