SF Giants' Buster Posey opts out of 2020 season after adopting twins
Report: San Francisco Giants catcher Buster Posey to announce retirement Thursday
Kawakami: He's opting out of 2020, but Buster Posey has never been more valuable - The Athletic
Giants legend Buster Posey officially retires, cites family, other reasons
Buster Posey opts out of 2020 MLB season, Rodriguez, Thomas & Rosenthal react to decision
Opinion: Skipping MLB season for safety of his newborns, Buster Posey makes 'easy' decision, huge sacrifice
San Francisco Giants Buster Posey Baltimore Orioles Trey Mancini win Comeback Players of the Year
Buster Posey opts out of 2020 season over COVID-19 concerns after adopting twin girls
Buster Posey announces adoption of twin girls, opts out of shortened 2020 season – SFBay
AP Source: Giants C Buster Posey will announce retirement