Giants' Buster Posey Won't Play in 2020 MLB Season Due to Twin Newborns' Health amid Coronavirus
SF Giants' Buster Posey opts out of 2020 pandemic-shortened baseball season
Buster Posey opts out of 2020 season - Lone Star Ball
Buster Posey skipping MLB season for his babies is a huge sacrifice
BCB After Dark: Giants Buster Posey retires Hall of Fame - Bleed Cubbie Blue
Surprise retirements from MLB players
Buster Posey opts out of 2020 season after adoption of premature twin daughters – KNBR
AP Source: Giants C Buster Posey will announce retirement
Buster Posey skipping MLB season for his babies is a huge sacrifice
The Hall of Fame case for Giants icon Buster Posey
San Francisco Giants' Buster Posey opts out of 2020 season