Five rings for Jeter, Pettitte, Posada, Rivera
Core Four - Wikipedia
Ticket prices to Jeter's jersey ceremony an all-time high for Yankees - New York Business Journal
Official ANdy Pettitte, Mariano Rivera, Jorge Posada and Derek Jeter 5 time world series champions the core four New York Yankees shirt, hoodie, sweater, long sleeve and tank top
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New York Yankees camp: Derek Jeter misses Jorge Posada
Pettitte, Rivera, Jeter and Posada all walk into a bar - River Avenue Blues
Unanimous Hall of Famer and Core Four Member, Mariano Rivera, Engages in Rapid Fire, Leaves Out Derek Jeter - EssentiallySports
The Cour Four: Yankee legends have roundtable lunch discussion - Sports Illustrated Vault
Derek Jeter, Jorge Posada, Andy Pettitte & Mariano Rivera carry Yankees' banner
Official ANdy Pettitte, Mariano Rivera, Jorge Posada and Derek Jeter 5 time world series champions the core four New York Yankees shirt, hoodie, sweater, long sleeve and tank top
Official ANdy Pettitte, Mariano Rivera, Jorge Posada and Derek Jeter 5 time world series champions the core four New York Yankees shirt, hoodie, sweater, long sleeve and tank top