Sorry, judges, we umpires do more than call balls and strikes - The Washington Post
High School Baseball Umpires Quiz 2022
Study Suggests Umpires Are Biased Against Black Pitchers
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Oct 1 2022 Collegiate Baseball - Collegiate Baseball Newspaper
Umpire Information
Umpire Hernandez Appeals Dismissal of Bias Complaint Against Major League Baseball
Baseball umpires aren't blind. They just have trouble breathing, study of balls and strikes shows
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SMBUA โ Southeastern Massachusetts Baseball Umpires Association
Grand Challenges: Anti-Black Racism Initiative