Stephen Strasburg Is Confounding Umpires - WSJ
Cập nhật hơn 72 MLB umpire equipment hay nhất - trieuson5
The Average Umpire Is Almost 50. The Best Ones Might Be in Their 30s. - WSJ
MLB Umpires Missed 34,294 Pitch Calls in 2018. Time for Robo-umps?, BU Today
Major League Baseball's Wobbly Future
A pitch clock remains the easiest and best solution for MLB's real or perceived pace-of-play issue
We May Never Find Out How Good Umpires Can Be
Study Finds that Old Men with Experience are Actually the Worst MLB Umpires - FanBuzz
Better know a Tiger: Miguel Cabrera - Bless You Boys
MLB umpire rankings: Pat Hoberg is baseball's most accurate ump
Why We Love Baseball: A History in 50 Moments (Audible Audio Edition): Joe Posnanski, Joe Posnanski, Ellen Adair, Penguin Audio: Audible Books & Originals
Ichiro Suzuki - Wikipedia
We May Never Find Out How Good Umpires Can Be
An Electronic Umpire? Baseball Tried It (In the 1950s!) - The New York Times