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49ers' Patrick Willis retires after injury-shortened season
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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
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
Patrick Willis retiring from 49ers after injury-shortened season, NFL
Sources: Patrick Willis to have season-ending surgery
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
49ers LB Patrick Willis to retire - ABC7 Chicago
49ers LB Patrick Willis retiring after injury-shortened season – New York Daily News
Patrick Willis injury: San Francisco 49ers' linebacker will have season-ending toe surgery, placed on injured reserve - Sports Illustrated