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MLB to continue checking pitchers for foreign substances in 2022
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Referee Magazine - May 2020 by Referee Magazine - Issuu
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Iowa Native Lands Grand Slam Gig as World Series Umpire
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Today in Baseball History: Umpire John McSherry dies after
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Iowa Man Gets Save in Major League Pitching Debut in St. Louis
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Referee Magazine – July 2022 Preview
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Opening Day in MLB: New No. 21 patches, NL DHs and Guardians
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New Film Focuses on Origin of Umpires' Signs - The New York Times
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Twitter Reacts to Umpires Allowing Astros' Illegal Pitching Change
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Behind The Plate, A Baseball Catcher Tells All