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MLB umpires will wear microphones to explain review calls to fans in 2020 season, report says
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MLB Umpires Will Be Mic'd Up to Explain Replay Reviews This Season - Bleacher Nation
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MLB umpires to announce replay decisions to fans for 1st time
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Beyond the grunt: Umpires mic up, and baseball changes a bit
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MLB umpires should be mic'd up to explain reviews and ejections - Bleed Cubbie Blue
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MLB umpires to announce replay reviews to fans
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MLB Ump Has Hilarious Reaction After Swearing On Hot Mic (Video)
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Umpires to wear NFL style mics to communicate instant replay review: report – New York Daily News
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MLB Umpires Will Now Have to Answer For Their Sins and Announce Replay Reviews NFL Style - Crossing Broad
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MLB umpires to announce replay decisions to fans for 1st time
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MLB umpires to announce replay reviews to fans – Fox Sports 640 South Florida
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MLB umpires may get on-field microphones to explain replay review outcomes - Bless You Boys