- Chris Borland Retiring Due To Head Injury Concerns http://espn.go.com/espn/otl/story/_/id/12496480/san-francisco-49ers-linebacker-chris-borland-retires-head-injury-concerns 2709 comments nfl
Linking pages
- Chris Borland's Retirement Should Terrify The NFL. Here's Why. http://www.forbes.com/sites/dandiamond/2015/03/17/why-chris-borlands-retirement-should-terrify-the-nfl/ 559 comments
- San Francisco 49ers Linebacker Retires at 24 Over Head-Trauma Fears http://nymag.com/daily/intelligencer/2015/03/49ers-player-retires-over-head-trauma-fears.html 0 comments
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