I think that would be a case by case basis. Most MLB umpires took a completely different route to the Majors than a D1 or any NCAA Umpire. It is not like the Majors Leagues goes around looking for umpires at the D1 level or HS ranks and groom them into a pro umpire.
Peace
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Let us get into "Good Trouble."
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Charles Michael “Mick” Chambers (1947-2010)
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