49ers' Patrick Willis retires after injury-shortened season
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
Hanging It Up: Retirement Is the Latest NFL Trend
Patrick Willis retiring after eight seasons with 49ers
Patrick Willis retiring from 49ers after injury-shortened season, NFL
49ers' Patrick Willis retires 'happy' – The Mercury News
49ers linebacker Patrick Willis retiring after injury-shortened season
49ers Patrick Willis retiring after injury-shortened season
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