Three Man Umpire Mechanics - 90’ Bases
Three Man Umpire Mechanics - 90’ Bases. U1. U3. U1, “B” Positions – Anytime there is NOT a runner at 1B and a runner at 2B. U1, “A” Position – Anytime there is a runner at 1B. Basic positioning. U3, “C” Position – Anytime there is a runner at 1B. U3, “D” Positions –
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