Should a short career dim the Hall of Fame chances of Patrick Willis? : r/nfl
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
The 5 Biggest Threats in the NFC West - Part 7 - Patrick Willis - Turf Show Times
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
Chris Borland's early retirement shifts focus of head injuries in NFL - Los Angeles Times
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
Bruceton native Patrick Willis retiring after injury-shortened season - WBBJ TV
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
Patrick Wilson Announces Retirement
49ers' Patrick Willis retires after injury-shortened season – The Mercury
NFL Free Agency: Patrick Willis, Justin Smith expected to retire; Colin Kaepernick on the trade block? - Field Gulls
49ers' Willis hangs up the cleats
Ex-49er Patrick Willis, ex-Raider Darren McFadden in college hall