Former New York Yankees' Jorge Posada, left, and Andy Pettitte

Old Guard Pushes for a Seventh World Series - The New York Times

New York Yankees camp: Derek Jeter misses Jorge Posada

Yankees core Four World Series Champions Andy

Yankees to retire numbers of Pettitte, Williams, Posada - Sports Illustrated

Bernie Williams, Jorge Posada, Andy Pettitte, and Willie Randolph to be honored in Monument Park - Pinstripe Alley

Mariano Rivera Jorge Posada Andy Pettitte And Derek Jeter The New York Yankees Abbey Road Signature Shirt - Limotees

Andy Pettitte New York Post

Posada says there is no chance he returns to Yankees

YANKEES: Jorge Posada announces retirement (Poll/Slideshow)

Jorge Posada Officially Announces His Retirement

Yankees to honor Andy Pettitte; one of his former teammates blasts the move - FanBuzz

37 New York Yankees Introduce Andy Pettitte Stock Photos, High-Res Pictures, and Images - Getty Images