Philadelphia Phillies haven't met MLB's COVID-19 vaccination threshold
MLB, With Cue Health, Is Wrapping Up a Mostly Covid-Free Post-Season
Boston Red Sox not making progress toward 85% vaccination threshold: 'It is frustrating because you'd like to be at 100%,' Sam Kennedy says
MLB and NBA Offer Players an Incentive to Get Vaccinated: Normalcy - WSJ
LEADING OFF: MLB eases protocols, Altuve on power tear
MLB relaxes COVID protocol restrictions for all vaccinated players and staff - ESPN
J.D. Martinez returns to Boston roster
Yankees, Mets and all MLB again affected by COVID in 2022
MLB's unvaccinated players barred from Canada are 94% American-born