At last, MLB umpires will communicate with fans about replay
Play Ball! UConn Magazine
Breakthrough for MLB fans, umpires will announce replay reviews
Angel Hernandez's Blown Call Must Lead to Revamping of MLB's
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Major League Baseball approves expanded instant replay, managers
MLB fans will be able to watch interactions between umpires and
MLB umpires will wear mics to explain review rulings to fans
MLB umpires to use microphones to announce replay review decisions
All systems go with expanded replay review
Inside MLB's replay room
Meet MLB's umpire executives