Barry Sanders and Other Top NFL Players Who Retired Too Early
Patrick Willis Explains Decision to Retire from NFL
Andrew Luck and Other Top NFL Players Who Retired Too Early
Patrick Willis Explains Decision to Retire from NFL
TROY GAMEDAY PROGRAM - WESTERN KENTUCKY by Troy University
Patrick Willis Explains Decision to Retire from NFL
NFL Draft 2015: Matt Miller's Free-Agency Week 1 Notebook
Patrick Willis Explains Decision to Retire from NFL
Patrick Willis closes door on return, discusses foot issues as
Barry Sanders and Other Top NFL Players Who Retired Too Early
Patrick Willis of San Francisco 49ers retires - ESPN
49ers' Patrick Willis retires 'happy' – The Mercury News