MLB makes history by naming its first black and Latino-born umpire crew chiefs
MLB appoints Kerwin Danley, Alfonso Marquez as first African American, Latino crew chiefs - ESPN
MLB Hall of Fame committees open induction doors for nonplayers - Los Angeles Times
MLB appoints its first African American and Mexican American umpire crew chiefs
Forgotten milestone: MLB's first Black umpire took the field for Cleveland Indians game
MLB appoints 1st black umpire crew chief – Sun Sentinel
MLB Appoints First Black Umpire Crew Chief
My Subculture: Umpiring. A Brief History Lesson, by Eric Milliron
Ump Attire - Share your last crew pic 📸 Here is Lisa
BEN WALKER AP Baseball Writer, Author at Sentinel Colorado
Major_League_Baseball
MLB names first Black and Latino born umpire crew chiefs – Pro Player Insiders
MLB appoints first black and Latino-born umpire crew chiefs
MLB names first Black and Latino born umpire crew chiefs – Pro Player Insiders
AP: MLB appoints 1st black umpire crew chief