Patrick Willis selected for College Football Hall of Fame as part of 2019 class - Niners Nation
49ers' loss of Patrick Willis a jarring one – The Mercury News
Ex-49ers star Patrick Willis says of NFL return: 'Nope, I'm cool' – East Bay Times
Patrick Willis Explains Decision to Retire from NFL
State Your Case: Patrick Willis' days were short but his impact was HOF worthy - Talk Of Fame
49ers: 5 former players who could come out of retirement to play
NFLAnyEra: No. 7 49ers LB Patrick Willis - ESPN
49ers boast one of best linebacking corps around - The San Diego Union-Tribune
REPORTS: Patrick Willis To Retire - CBS Sacramento
Patrick Willis Explains Decision to Retire from NFL
Former 49ers LB Patrick Willis looks like he could still play at an All-Pro level 👀
Patrick Willis still thriving after early 49ers retirement