Patrick Willis' Shock Retirement Marks Official End of Jim Harbaugh-Era 49ers, News, Scores, Highlights, Stats, and Rumors
Patrick Willis, San Francisco 49ers still confident defense can be dominant without injured Justin Smith
Patrick Willis - Wikipedia
Report: 49ers expect Patrick Willis to retire
05 - The Globe and Mail - Canada - Am
Patrick Willis retiring from 49ers after injury-shortened season, NFL
San Francisco 49ers linebacker Chris Borland retiring after rookie season because of concussion concerns
Report: 49ers expect Patrick Willis to retire
49ers Lose Patrick Willis For the Season
S5 may hi-res stock photography and images - Alamy
Patrick Willis Explains Decision to Retire from NFL
Patrick Willis: Latest News, Rumors, Speculation on LB's Potential Return, News, Scores, Highlights, Stats, and Rumors
Report: 49ers lose Patrick Willis for remainder of season - The Globe and Mail
As the 49ers go from awesome to awful, will they wish they had kept Alex Smith? - ESPN
Joe Staley and Patrick Willis Break Down NFL Trash Talk Styles