Umpire (baseball) - Wikipedia
MLB Twitter reacts to mass retirement of major league umpires: Don't let the door hit you on the way out, Wish Angel Hernandez was on this list
Yankees' Aaron Boone returns from 1-game suspension, hopes to avoid crossing line with umps
11 MLB umpires have opted out of 2020 season, per report
Diamondbacks hit Burnes hard to rally for 6-3 victory over Brewers in Wild Card Series opener – KXAN Austin
Ten MLB Umpires Retiring, Most Since 1999
Calhoun's 3-run homer rallies Guardians to 8-3 win over Dodgers, who drop just third game in August
Third and final part of series: After ten years in pro ball, Oberg reflects on career, Sports
10 MLB Umpires Retire - Baseball Says Bye to 261 Years of On-Field Major League Umpiring Experience
MLB will see 10 rookie umps replace veterans as position faces more changes, challenges than ever - The Athletic
Close Call Sports & Umpire Ejection Fantasy League: MLB-High 10 Umpires Retire During 2022-2023 Off-Season