Buster Posey opts out of 2020 season - Lone Star Ball
Giants' Buster Posey opts out of 2020 season after adopting
Giants star catcher Buster Posey to sit out season over
Expect many more MLB players to opt out of 2020 season: Sherman
Coronavirus: Giants All-Star catcher Buster Posey opts out of 2020
Retired Giants catcher Buster Posey goes back to school to
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Giants' Buster Posey will opt out of pandemic-shortened 2020 season
LIVE: Buster Posey announces retirement at Oracle Park
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Report - San Francisco Giants' Buster Posey plans to retire
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Giants evaluating replacements for Buster Posey