John Tumpane
John Tumpane is a seasoned Major League Baseball umpire recognized for his leadership on the field and adherence to game rules. He was involved in a recent discussion regarding José Caballero's controversial plate routine, which led to MLB's decision to crack down on his timing practices amid concerns over game pace and deception.
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Canada:
Crew chief John Tumpane discussed the situation with José Caballero and other officials.
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