MLB umpires on planes with teams? How could that possibly go wrong

MLB Umpire Brian O'Nora Abruptly Exits Game Mid-Inning, Leaves Fans and Teams Bewildered - Thaiger World

Observations of Umpires at Work – Society for American Baseball Research

MLB umpires may get on-field microphones to explain replay review outcomes - Bless You Boys

Gone': MLB umpire Tripp Gibson home in tornado-hit Mayfield

Joe West to stand alone among umpires by setting record for games

Are MLB umpires ruining the sport of baseball? - Quora

It's a Really Weird Time to Be an Umpire - The New York Times

Little league district 22

With no NL East team breaking away, race to MLB playoffs could go the distance - 6abc Philadelphia

Should MLB use an automated strike zone in place of umps? “Yes, a thousand percent yes.” – The Denver Post

It's not a whole new ballgame — yet — but Spokane's Christine Wren went to bat for future generations as a professional umpire in the 1970s

Right or wrong, Fieldin's choice is the word on major league diamonds