Patrick Willis retiring after eight seasons with 49ers
Ex-49er Patrick Willis, ex-Raider Darren McFadden in college hall
Patrick Willis Explains Decision to Retire from NFL
Patrick Willis Explains Decision to Retire from NFL
Ex-49er Patrick Willis, ex-Raider Darren McFadden in college hall
Former Badgers star Borland surprisingly announces retirement
San Francisco 49ers - Forever a Niner. NaVorro Bowman came by the 49ers facility today to inform the team he plans to retire and will be doing it as a 49er as
Should a short career dim the Hall of Fame chances of Patrick Willis? : r/nfl
San Francisco 49ers linebacker Chris Borland retires over head injury concerns - ESPN
San Francisco 49ers LB Patrick Willis expected to retire
49ers' Patrick Willis retires 'happy' – The Mercury News