Honorable Umpire: Laz Diaz
Angels manager Nevin ejected in 6th against Astros after yelling at home plate umpire - The San Diego Union-Tribune
Washington Nationals' Bryce Harper ejected on way back to dugout after questionable called third strike - Federal Baseball
J.T. Realmuto ejected after bizarre failed ball exchange with umpire
The MLB Umpires Association is a flawed and opaque organization - Bleed Cubbie Blue
Phillies slugger Bryce Harper tosses helmet into stands after ejection by Ángel Hernández, Baseball
World Series umpires, MLB step back into spotlight after hotly debated call
MLB umpires will wear mics to explain review rulings to fans starting this season
MLB Umpires Missed 34,294 Pitch Calls in 2018. Time for Robo-umps?, BU Today
Josh Donaldson still upset after ejection, says players need to hold umpires accountable – Twin Cities
Kyle Tucker Player Props: Astros vs. Pirates
Sam Holbrook - Wikipedia
Mets reliever Drew Smith ejected from Subway Series game vs Yankees for illegal substance
An Examination of MLB Play Call Challenges – Society for American Baseball Research