MLB will see 10 rookie umps replace veterans as position faces more changes, challenges than ever - The Athletic
Dusty Baker tells newspaper he is retiring as manager of the Houston Astros, Baseball
Major League Baseball's umpire retired numbers
10 MLB Umpires Retire - Baseball Says Bye to 261 Years of On-Field Major League Umpiring Experience
West High grad takes step up in career behind the plate, Tracy Press sports
MLB umpire retirements, promotions
Ten MLB umpires are 'set to retire at the end of the month' - the LARGEST turnover since 1999
Lou Brock dies at 81
Close Call Sports & Umpire Ejection Fantasy League: 07 July 2019
Ten MLB Umpires Set To Retire Ahead Of The 2023 Season
A Large Number of Veteran MLB Umpires Are Retiring - Bleacher Nation