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

Can you still yell at robot umpires? Future of baseball getting mixed reviews in minors

Robot umpires: How it works and its effect on players and managers in the Atlantic League, plus what's to come

How can the MLB fix the poor ball and strike calls by home plate umpires? - Quora

Is Angel Hernandez actually the worst umpire in baseball? - Quora

How Umpires Work

Angels manager Nevin ejected in 6th against Astros after yelling at home plate umpire

Under Pressure: for World Series umpires failure is seized upon, success is ignored - NBC Sports

Hernandez reversed on three of four replays in Yanks-Red Sox Game 3

The top-10 worst Angel Hernandez calls in MLB history

Guardians' brass makes emergency flight to Houston to explain trades: Paul Hoynes

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

MORE