Detailed text transcripts for TV channel - CNN - 20110307:14:23:00
Blackwater sents jorg senn down to the ice. as soon as he gets up he sends him back to the ice again. concussions can come from checks and a blind side hit to the head. doctors are concerned about concussions. jason carroll is in new york with the story. >> lots of concerns about this. you heard about it happening to football players and box rs, now reachers shows it is happening to hockey players as well. researchers at boston university have found a brain degeneration disease in two former nhl players. bob probert died at the age of 45. in hockey terms he was called an enforcer. the result? ...
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