NFL teams should stop retiring jersey numbers - Sports Illustrated
How many teams in the NBA have retired number 23?
Jason Witten retiring after 17-year career; TE will retire as member of Cowboys
Chandler Jones again posts, then deletes criticism of Raiders' management – KXAN Austin
NFL jersey numbers: The best player to wear all 101 options
Raiders' Jason Witten will re-sign with Cowboys, then retire
Tom Brady retirement good for Raiders, Ed Graney, Sports
Green Bay Packers president open to retiring Aaron Rodgers' number
100 Days of 100 Jersey Numbers - 24