MLB appoints 1st black umpire crew chief

MLB umpire job responsibilities

Umpire curses on hot mic during Giants-Padres game: video

Cardinals' Marmol says umpire C.B. Bucknor 'has zero class

Kerwin Danley named MLB's 1st black umpire crew chief

Forgotten milestone: MLB's first Black umpire took the field for Cleveland Indians game

MLB Umpire: Kerwin Danley becomes the first black crew chief

MLB appoints 1st black umpire crew chief – Sun Sentinel

MLB appoints Kerwin Danley as first black umpire crew chief

Baseball: A trip through time with former MLB umpire Bill Hohn – The Times Herald

MLB makes history by naming its first black and Latino-born umpire crew chiefs

MLB appoints 1st black umpire crew chief – Sun Sentinel

Adrian Johnson, Alan Porter named crew chiefs

Embattled umpire Ángel Hernández alleges MLB altered evaluations to hurt minorities

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