Are Jorge Posada's Days As Yankee Seriously Numbered?
Bleeding Yankee Blue: WHY JORGE POSADA IS A THROWBACK
Jorge Posada, Yankees catcher, set to retire, will make formal announcement in coming weeks – New York Daily News
The Art of Catching
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Jorge Posada Completed New York Yankees Core 4 - Pro Sports Outlook
What Other Numbers Might the Yankees Be Retiring in the Near Future?
The Art of Catching
Core Four - Wikipedia
Jorge Posada - Wikipedia
Jorge Posada apologizes to Yankees about 'bad day,' refusing to play
Posada at top of Yanks' pleasant surprises - Newsday
Jorge Posada was the MVP of the 2003 Yankees - Pinstripe Alley