New book fosters greater appreciation for plight of MLB umpires - Fish Stripes
How MLB Umpires Learned to Explain Replays to Crowds - The New York Times
How Zoom will help MLB umpires make replay calls in 2023 season
MLB News: Umpires To Wear Microphones During On-Field Reviews - Inside the Dodgers
MLB Umpire Microphones in Action as 2022 Season Nears - Crew Chief Ted Barrett's PA Announcements
MLB: Umpires will announce review decisions to crowd
Baseball's replay system is breaking. How can it be fixed?
MLB umpires will use microphones to announce replay review decisions
MLB umpire reportedly tests positive for COVID-19 - Sports Illustrated
MLB umpires should be mic'd up to explain reviews and ejections - Bleed Cubbie Blue
MLB Umpires to Explain Replay Review Decisions Via Microphone for 2020 Season, News, Scores, Highlights, Stats, and Rumors
MLB replay review: How can baseball fix challenge system? - Sports Illustrated
Beyond the grunt: Umpires mic up, and baseball changes a bit
Why are MLB umpires so bad at calling inside pitches as strikes when they should be balls? - Quora