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may 17, 2015 - Chris Borland retires
Description:
49ers linebacker Chris Borland retires from football, becoming the first player to walk away in his prime out of fear of long-term brain damage.
Added to timeline:
How football has gotten where they are with concussions
By
Matthew LaPorte
23 Nov 2017
0
0
669
Date:
may 17, 2015
Now
~ 11 years ago
Images:
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