Giants' Buster Posey still unsure if he'll opt out of season - ESPN
Coronavirus: Giants' Buster Posey opts out of MLB season - Los Angeles Times
Buster Posey announces retirement
Buster Posey's San Francisco Giants legacy
Giants plan to exercise Posey's $22M option if he will play
Giants' Buster Posey latest MLB star to opt out of 2020 season - Athletics Nation
San Francisco Giants legend Buster Posey announces retirement - AmadorValleyToday
What are the Giants' options at catcher now that Buster Posey isn't playing? - The Athletic
With Buster Posey sitting out, who is the face of 2020 SF Giants? – Daily Democrat
San Francisco Giants Catcher Buster Posey to Skip 2020 MLB Season - Bloomberg
Giants catcher Buster Posey makes NL All-Star team for seventh time