Yankees retire Jorge Posada's No. 20
Jorge Posada – Society for American Baseball Research
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Yankees retire Posada's No. 20 in Monument Park
Adios Jorge Dirty Laundry
Jorge Posada has his No. 20 retired by the Yankees - NBC Sports
Jorge Posada has No. 20 retired by Yankees on 'one of the happiest
Jorge Posada has No. 20 retired by Yankees on 'one of the happiest