Pittsburgh Pirates player wears face mask during game that was

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NFL Announces Fully Vaccinated Players And Coaches No Longer Need To Wear Masks - Steelers Depot

MLB mandate: Masks now a must in dugouts - The Boston Globe

Pittsburgh Pirates player wears face mask during game that was delayed due to air quality issues

Padres' skid reaches 5 as Davis' 3rd hit of game lifts Pirates to 5-4 win

Pittsburgh Pirates, 1978 - Dave Parker with a football face-mask attached to his batting helmet to protect his j…

The Pittsburgh Lumber Company of the 1970s - Baseball Egg

NFL players required to wear masks on sideline

Major League Baseball to Make Coronavirus-Delayed Debut