Posada gives tearful goodbye
Posada undecided about playing after 2011 - The San Diego Union-Tribune
Paul O'Neill's No. 21 to be retired by Yankees
PHOTOS: Derek Jeter's No. 2 retired by the New York Yankees – The Denver Post
Yankees LHP Andy Pettitte to retire after season, Sports
Jorge Posada retires after 17 seasons, 5 titles - CBS News
Jorge Posada Reflects on His Retirement from Baseball
Posada retires a Yankee
Hip! Hip!: Ten Moments That Defined Jorge Posada's Career - WSJ
Andy Pettitte prepared to announce retirement from New York Yankees Friday at Yankee Stadium – New York Daily News
Yankees Retire Jorge Posada's No. 20, With a Nod to No. 15 - The New York Times
Yankees to retire numbers of Posada and Bernie, too