49ers LB Chris Borland won't be last to retire early for safety reasons - Sports Illustrated
Chris Borland's retirement: Is an NFL player's brain really more important than his feet?
Chris Borland Retires at Age 24 Over Concussions
Chris Borland Mimicked Brian Urlacher's Workouts
San Francisco 49ers LB Chris Borland to retire due to safety concerns - Sports Illustrated
Chris Borland says NFL rookies told to 'get a fall guy' | Sporting News
San Francisco 49ers linebacker Chris Borland retires over head injury concerns - ESPN
Chris Borland retirement from 49ers shows shift in attitude - Sports Illustrated
What It Means to Leave Football Early - WSJ
49ers Linebacker Quits After 1 Season, Citing Safety Concerns : The Two-Way : NPR
/cdn.vox-cdn.com/uploads/chorus_image/image/46999994/usa-today-8215816.0.jpg "Ex-49ers LB Chris Borland doesn't think football can be saved - SBNation.com")
Ex-49ers LB Chris Borland doesn't think football can be saved - SBNation.com
Chris Borland retiring out of concern for head injuries
Throwback Thursday Tribute: Linebacker Chris Borland
Chris Borland Speaks Out on Why He's Quitting the NFL - ABC News
Concussion Legacy Foundation to honor former NFL Player and Concussion Awareness Advocate Chris Borland at 8th Annual Impact Awards Dinner | Concussion Legacy Foundation
:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_image/image/32940765/20140220_mje_sh5_476.0.jpg "49ers draft pick Chris Borland discussed team scheme, moving out to San Francisco and more - Niners Nation")
49ers draft pick Chris Borland discussed team scheme, moving out to San Francisco and more - Niners Nation
Fans still ask ex-49er why he quit; he keeps telling his story
2014 Prizm #AR-CB Chris Borland Gold Holo Auto /150 San Francisco 49ers | eBay
San Francisco 49ers on Twitter: "50 things to know about #49ers standout rookie LB Chris Borland: http://t.co/8lL1bbhBrR http://t.co/VNxzhHcPZz" / Twitter
Chris Borland, Fearing for Health, Retires From the 49ers. At 24. - The New York Times
:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_image/image/35488294/493425729.0.jpg "49ers roster, 90-in-90 breakdowns: Chris Borland - Niners Nation")
49ers roster, 90-in-90 breakdowns: Chris Borland - Niners Nation
How Chris Borland Fits with the San Francisco 49ers | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Justin Smith joins 49ers Patrick Willis, Chris Borland in retirement - ABC7 Chicago
Chris Borland Retires: Six Things to Know About 49er Who's Walking Away
Five Fun Facts About Chris Borland - Fangirl Sports Network
FRONTLINE | Should the NFL be Afraid of Chris Borland? | Season 2013 | Episode 16 | PBS
