Should MLB umpires really be wearing advertisements?
Porter, Johnson become MLB's 2nd, 3rd Black ump crew chiefs - The San Diego Union-Tribune
Umpire mocks challenge on hot mic that ultimately gets changed
Controversial umpire Angel Hernandez loses Major League Baseball lawsuit appeal
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Umpires in Dodgers-Giants game wear Pride hats, a first for pro sports - Outsports
Center Field on Fire: An Umpire's Life with Pine tar Bats, Spitballs, and Corked Personalities: 9781572435698: Phillips, Dave, Rains, Rob, Costas, Bob: Books
The Latest 2020 Weirdness: A Triple-Digit MLB Ump!
Fact Check: Is Rob Manfred bringing robot umpires to MLB in 2024? Commissioner's latest comments examined
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Why is MLB still using 6 umpires in postseason games? - Bleed Cubbie Blue
MLB umpires wear wristbands to protest 'abusive' treatment
MLB umpires willing to let computers call balls and strikes: report
America's pastime has a new ritual: Frisking pitchers for sticky stuff