49ers' Patrick Willis retires after injury-shortened season – The Mercury
49ers' Patrick Willis, Bryant Young among Pro Football Hall of Fame nominees
Why would an NFL star retire when he can still play? Patrick Willis explains why he walked away in his prime
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Former Ole Miss star Patrick Willis expected to retire from 49ers
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
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49ers LB Willis retiring after toe surgery
Early retirement: Willis called it quits in his prime
49ers cardinals083 mac.jpg Arizona's 32- Edgerrin James has the ball knocked loose by 52-Patrick Willis in the 1st quarter, the Cardinals recovered the ball. San Francisco Forty Niners vs. Arizona Cardinals, opening
Lewis fierce, but Willis best
The Life And Career Of Patrick Willis (Story)
Patrick willis hi-res stock photography and images - Alamy
Patrick Willis' Shock Retirement Marks Official End of Jim Harbaugh-Era 49ers, News, Scores, Highlights, Stats, and Rumors