Retired Giants catcher Buster Posey goes back to school to
AP Source: Giants C Buster Posey will announce retirement
Thumbs up: Thanks for the memories, Buster
Buster Posey retirement: Giants catcher's career ends fittingly
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Giants legend Buster Posey going back to school to earn degree
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Retired Giants catcher Buster Posey going back to school to finish
Report: San Francisco Giants catcher Buster Posey to announce
Valley News - Baseball Roundup: Giants' Posey OK After Beaning
Buster Posey says farewell, thanks to Giants fans: 'Very important
