Buster Posey's greatest MLB moments
Buster Posey opts out of 2020 season over COVID-19 concerns after adopting twin girls
Buster Posey - Wikipedia
Buster Posey skipping MLB season for his babies is a huge sacrifice
San Francisco Giants plan to exercise Buster Posey's $22M option if he wants to keep playing - ESPN
BCB After Dark: Giants Buster Posey retires Hall of Fame - Bleed Cubbie Blue
SF Giants' Buster Posey will remain with team if he wants to play
The Hall of Fame case for Giants icon Buster Posey
SF Giants' Buster Posey set to announce retirement on Thursday, per report – Times Herald Online