Patrick Willis Explains Decision to Retire from NFL
Luke Kuechly retires: Remembering the iconic Panthers LB - Sports Illustrated
Patrick Willis Explains Decision to Retire from NFL
Linebacker Patrick Willis is ready to retire, even though he's only 30 – The Denver Post
Patrick Willis, Justin Smith expected to retire, per reports - Niners Nation
49ers in flux as Patrick Willis, Justin Smith retire - Sports Illustrated
Former NFL Star Patrick Willis Has Found a New Career in Silicon Valley
49ers Patrick Willis retiring after injury-shortened season – The Denver Post
NFL training camps: a team-by-team outlook – The Denver Post
Patrick Willis Explains Decision to Retire from NFL
Linebacker Patrick Willis Retires - The Source
Patrick Willis Explains Decision to Retire from NFL
Patrick Willis Explains Decision to Retire from NFL