MLB's Umpires. A problematic history, a modern dilemma. : r/mlb

In Major League Baseball, how are the dimensions of a home plate determined? - Quora

New York Yankees Have Odd Connection To Hudson Valley, Scott Baio

The Legal Ramifications of Racist Umpiring - Beyond the Box Score

Roberto Ortiz becomes first MLB umpire from Puerto Rico

Grading MLB umpires: Meet the humans behind the Twitter bots that track balls and strikes - The Athletic

MLB umpires becoming harder to ignore, defend

CzabeCast RedCircle

Don't blame umpires for Padres' loss, other MLB playoffs results - Sports Illustrated

MLB commissioner: Robot umpires are 'more accurate' than humans

In Defense of Umpires: Why Complaints About MLB's 'Ump Show' Problem Miss the Mark, News, Scores, Highlights, Stats, and Rumors

Inconsistent baseballs plague MLB. Does Japan have the solution?