San Francisco 49ers LB Patrick Willis expected to retire
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
Patrick Willis - Wikipedia
Ex-49er Patrick Willis, ex-Raider Darren McFadden in college hall
49ers' Willis retires after injury-shortened season
49ers add speedy wide receiver Torrey Smith on day of notable losses
Patrick Willis injury: San Francisco 49ers' linebacker will have season-ending toe surgery, placed on injured reserve - Sports Illustrated
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
State Your Case: Patrick Willis' days were short but his impact was HOF worthy - Talk Of Fame
San Francisco 49ers: Predicting Hall of Fame Chances for Patrick Willis, News, Scores, Highlights, Stats, and Rumors
NaVorro Bowman stops by 49ers facility, tells team he's retiring as a 49er
Patrick Willis, JFP Mobile
49ers' Patrick Willis retires after injury-shortened season