Derek Jeter, Mariano Rivera, Andy Pettitte & Jorge Posada Signed

Core 4 reunited before Yankees' home opener

New York Yankees Core Four OML Baseball Team-Signed by (4) with Derek Jeter, Mariano Rivera, Andy Pettitte & Jorge Posada (PSA LOA & Steiner COA)

Derek Jeter , Andy Pettitte , Jorge Posada And Mariano Rivera Autograp – Palm Beach Autographs LLC

Mariano Rivera Jorge Posada Derek Jeter Andy Pettitte 8 x 10 sign phot – Awesome Artifacts

Can the Yankees avoid complacency in 2010? - Newsday

Core 4 reunited before Yankees' home opener – Daily Freeman

Andy Pettitte Derek Jeter Jorge Posada & Mariano Rivera New York Yankees Autographed Core Four Baseball

New York Yankees Andy Pettitte Mariano Rivera Derek Jeter And Jorge Posada Signatures Shirt, hoodie, sweater, long sleeve and tank top

Mariano Rivera, Derek Jeter, Jorge Posada, Andy Pettitte Signed, Framed The Core Four Photograph - 32 x 28 - MLB Authenticated, Steiner on Goldin Auctions

Andy Pettitte, Derek Jeter, Jorge Posada and Mariano Rivera New York Yankees Fanatics Authentic Multi-Signed Louisville Slugger Core Four Game Model Bat

NY Yankees: Jeter, Rivera, Pettitte, and Posada Signed Oversized

New York Yankees Mariano Rivera, Andy Pettitte, Jorge Posada and Derek Jeter meet in the infield after the ceremonial first pitch before the home opener against the Baltimore Orioles at Yankee Stadium

For Derek Jeter, Awkward Play and Trademark Cool - The New York Times