Which MLB players are wearing face masks during games this season? How to get your own baseball team mask
Randy Arozarena and Isaac Paredes lead the Rays to the top of the MLB and celebrate with a wrestling mask
MLB gameday face masks: How to buy Yankees, Mets gaiters and masks the players wear online
Baseball on ESPN: Korea's Major League Plays Through Covid-19 - Bloomberg
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Major League Baseball revises COVID-19 safety protocols
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M.L.B. Tightens Virus Protocols Again in Wake of Outbreaks - The New York Times
Masks halt COVID, but pro-sports athletes are divided on wearing them
Here are the professional sports teams requiring face masks
Baseball Summer Camp - Sharpening Skills While Fending Off The Coronavirus : NPR
Mets' Kevin Pillar on wearing mask: Like an 'extra layer of skin on' - Newsday
The Empty Stadiums and Fake Fans of Covid Baseball - Bloomberg