Buster Posey opts out of 2020 season over COVID-19 concerns after

Posey out for 2020 as MLB teams deal with churning rosters

AP Source: Giants C Buster Posey will announce retirement

Giants' Buster Posey, with health concerns over adopted twins, will opt out of 2020 season

Former Mariners ace Felix Hernandez decides not to play in 2020

Buster Posey's decision to opt out heightens his legacy with Giants

Posey out for 2020 as MLB teams deal with churning rosters

Giants' Buster Posey latest MLB star to opt out of 2020 season - Athletics Nation

Dodgers pitcher David Price won't play this year because of coronavirus

Buster Posey plans to retire, ending his storied Giants career

Even as Covid-19 Looms, an M.L.B. Rookie Is Ready to Play - The New York Times

Big Stars Are Sitting Out the MLB Season. Other Players Have No Choice but to Play. - WSJ

Former Tampa Bay Ray David Price Opts Out of 2020 Season

AP sources: Several MLB umpires opt out over COVID-19 concerns

Price, Posey, MLBers who opted out for virus excited for '21

MORE