AP Source: Giants C Buster Posey will announce retirement
Giants catcher Buster Posey will announce retirement - Los Angeles
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Buster Posey plans to retire, ending his storied Giants career
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AP Source: Giants C Buster Posey will announce retirement
Giants Star Buster Posey Announces Retirement – NBC Bay Area
Buster Posey ready to move on from baseball, says farewell
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Giants Star Buster Posey Announces Retirement – NBC Bay Area