49ers' Willis took a hard road to NFL supremacy – The Mercury News
20 September 2010: San Francisco 49ers linebacker Patrick Willis
Patrick willis hi-res stock photography and images - Alamy
NFL Rookie: Patrick Willis, MLB, 49ers - Sports Illustrated
49ers vs. Saints: Full Roster Report Card Grades for San Francisco
49ers LB Patrick Willis retiring after injury-shortened season
49ers Vs. Saints, 2012 NFL Playoffs: Patrick Willis & Co. Vs. Jimmy
49ers at Saints: 5 keys to winning battle for NFC supremacy
49ers edge Saints in epic playoff battle – Orange County Register
49ers LBs, Ravens' Vonta Leach on a collision course
49ers' Patrick Willis embraces new role as a blitzing linebacker
49ers edge Saints in epic playoff battle – Orange County Register
Patrick Willis advises NaVorro Bowman to take his time with ACL
Patrick Willis' intensity fuels the San Francisco 49ers' success