Posada undecided about playing after 2011 - The San Diego Union-Tribune
Yankees' CC Sabathia retires with Hall-of-Fame credentials - Los Angeles Times
Report: Yankees' Jorge Posada to announce retirement this month
Jeter returns as Yankees honor 1998 team at Old-Timers' Day, Boone booed by some – NewsNation
Pettitte, Williams, Posada honored - ABC7 San Francisco
Derek Jeter announces that he will retire after 2014 season - Sports Illustrated
5,675 Jorge Posada Yankees Stock Photos, High-Res Pictures, and Images - Getty Images
Report: Jorge Posada will announce retirement within next two weeks - NBC Sports
New York Yankees camp: Derek Jeter misses Jorge Posada
Jorge Posada, Baseball Wiki
Jorge Posada Officially Announces His Retirement
Yankees LHP Andy Pettitte to retire after season, Sports
Payton Bieker on LinkedIn: Letter to My Younger Self
Sunday Gravy: Yankees would rather retire No. 13
Yankees also retiring numbers for Bernie Williams and Jorge Posada