49ers' Patrick Willis lost for season (w/video)
Patrick Willis: 49ers can return to glory by focusing on defense
Patrick Willis retiring after eight seasons with 49ers
Willis out, Smith in for 49ers as upheaval on defense continues
49ers Will Limp Through Playoff Push Without Versatile Patrick
Former 49er Patrick Willis Claims Silicon Valley Dream Shattered
49ers Legend Patrick Willis Reflects on His Career, Shares Advice
Joe Staley and Patrick Willis Break Down Trash Talk on the Field
49ers LB Patrick Willis retiring after injury-shortened season
Jim Trotter Calls Patrick Willis 'One of the Most Impactful
49ers hit hard after unexpected offseason departures - The Boston
Ex-49ers LB Patrick Willis, DT Bryant Young among Hall of Fame
49ers' Patrick Willis out for preseason with broken hand - Sports