Andy Pettitte Derek Jeter Jorge Posada & Mariano Rivera New York

Core Four Takes Field Again - SI Kids: Sports News for Kids, Kids

This piece features individually autographed Baseball Cards of New York Yankees Core Four - Derek Jeter , Mariano Rivera , Andy Pettitte & Jorge

Derek Jeter , Andy Pettitte , Jorge Posada And Mariano Rivera Autographed New York Yankees (Core Four) Deluxe Framed Baseball Card Piece - JSA

Jorge Posada, Andy Pettitte, Derek Jeter and Mariano Rivera

Jeter returns as Yankees honor 1998 team at Old-Timers' Day, Boone

New York Yankees Andy Pettitte Mariano Rivera Derek Jeter And

The New York Yankees Core Four! Derek Jeter, Mariano Rivera, Andy

From left, New York Yankees' Mariano Rivera, Jorge Posada and

Core 4 reunited before Yankees' home opener

Derek Jeter , Andy Pettitte , Jorge Posada And Mariano Rivera

Yankees celebrate 1998 World Series championship team

You really didn't see one of us without the other - Yankees