Do AL and NL MLB umpires wear a patch on their hats for their

Today in Baseball History: Umpire John McSherry dies after collapsing on the field - NBC Sports

Do AL and NL MLB umpires wear a patch on their hats for their league? - Quora

Chris Creamer SportsLogos.Net on X: Umpires are wearing FTX patches on their shirts tonight. This is an advertisement and will remain on there for the rest of the season /

Umpires Add “DC” Patch for 2020 World Series – SportsLogos.Net News

MLB's New FTX Umpire Uniform Patch Replaced Traditional Memorial Tributes to Fallen Colleagues

Opening Day in MLB: New No. 21 patches, NL DHs and Guardians

Maine Sports Officials

Umpire (baseball) - Wikipedia

MLB world react to massive umpire news