NFL star Aaron Donald attempted to retire this summer before dramatic u-turn - Mirror Online
L.A. Rams retired jersey numbers: Stars from the past left to consider - Turf Show Times
Alejandro Villanueva (American football) - Wikipedia
Aaron Donald says he couldn't retire after such a bad season - Los Angeles Times
New NFL jersey rules let some players pick new numbers — if they pay - Marketplace
Bill Russell's No. 6 Joins Rare Class of Retired Jersey Numbers - The New York Times
Arizona Cardinals defensive end J.J. Watt explains why he decided to retire after the 2022 season and 12 years in the NFL
Every NHL team's likely next retired number
SMITH: Angels' short list of retired jerseys becomes a numbers game – Press Enterprise