Patrick Willis Explains Decision to Retire from NFL
Ex-49ers star Patrick Willis reflects on making team's hall of fame
49ers news: Why Patrick Willis should be a lock as first ballot Hall of Famer - Niners Nation
Patrick Willis retiring from 49ers after injury-shortened season, NFL
Ex-49er Patrick Willis, ex-Raider Darren McFadden in college hall
Photo: 49ers Patrick Willis returns interception for a TD against the Rams in San Francisco - SXP2009100424
49ers' Patrick Willis lost for season (w/video)
Patrick Willis will be game-time decision for 49ers – The Mercury News
49ers' linebacker Patrick Willis will be game-time decision (w/video)
Patrick Willis discussed toe injury and recovery - Niners Nation
Patrick Willis - Wikipedia
49ers' loss of Patrick Willis a jarring one – The Mercury News
Vic Fangio calls Patrick Willis questionable for this weekend - NBC Sports
Patrick Willis Injury: Sprained Ankle For 49ers LB Isn't Serious