Pittsburgh Pirates player wears face mask during game that was

Pirates players sound off on MLB for playing in unhealthy air quality; Andrew McCutchen masks up

Andrew McCutchen Wears Mask During Game With Unhealthy Air Quality

Why face guards have become all the rage around baseball

Pittsburgh Pirates will require fans to wear face masks at PNC Park, tailgating is not permitted

FOCO Youth Pittsburgh Pirates 3-Pack Face Coverings

Pirates players sound off on MLB for playing in unhealthy air quality; Andrew McCutchen masks up

Baseball under the masks – “Go Crazy, Folks, Go Crazy!”

Pirates players call out MLB for playing game through wildfire smoke, Andrew McCutchen wears mask on bases

Pirates, MLB honour 'the Great One' Roberto Clemente

Kyle Schwarber blasted a 2-run HR as Phillies edged-Pirates

Pirates hang on to edge Cubs

In baseball, why have there never been any players who have worn a mask or helmet while playing the game (like hockey)? - Quora

Dave Parker - Wikipedia

Mark Madden: MLB's greed was on display Thursday — Pirates' players should have refused to play