Buster Posey skipping MLB season for his babies is a huge sacrifice
Giants' Buster Posey Won't Play in 2020 MLB Season Due to Twin Newborns' Health amid Coronavirus
SF Giants News: Should we be concerned about Buster Posey? - McCovey Chronicles
Buster Posey Retires - Breakpoint
Buster Posey - San Francisco Giants Catcher - ESPN
Trey Mancini, Buster Posey win 2021 MLB Comeback Players of the Year
Buster Posey retires: Looking back at FSU Seminoles baseball career
SF Giants News: Should the Giants retire Buster Posey's number? - McCovey Chronicles
Extension Candidate: Buster Posey - MLB Trade Rumors
Why is Buster Posey retiring? Giants MVP catcher reportedly calling it a career
Buster Posey to retire. : r/MLB_9Innings
Josh Glenn named to Buster Posey Award Watch List - University of Northern Colorado Athletics
Buster Posey, Baseball Wiki
Giants' Buster Posey will announce retirement Thursday: report
Giants' Buster Posey latest MLB star to opt out of 2020 season - Athletics Nation