MLB appoints Kerwin Danley as its first black umpire crew chief
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MLB appoints 1st black umpire crew chief – Sun Sentinel
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Forgotten milestone: MLB's first Black umpire took the field for
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Kerwin Danley - Wikipedia
MLB Appoints First Black Umpire Crew Chief
MLB appoints Kerwin Danley as 1st African-American umpire crew
Eddings hi-res stock photography and images - Alamy
MLB Umpire: Kerwin Danley becomes the first black crew chief
MLB makes history by naming its first black and Latino-born umpire
Eddings hi-res stock photography and images - Alamy