Buster Posey announces retirement
AP Source: Giants C Buster Posey will announce retirement
Buster Posey announces retirement
Giants Star Buster Posey Announces Retirement – NBC Bay Area
Giants' Buster Posey expected to announce retirement: reports
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Mlb
SF Giants Buster Posey announces retirement after 12 seasons
Ryan_Zimmerman
SFGiants on X: After 12 years with the #SFGiants, Buster Posey