When judging whether to challenge ball-strike calls, even players and managers disagree one month into the MLB season.

Home plate umpire Roberto Ortiz had a shocking missed call exposed by MLB's ABS system during Thursday's Tigers-Braves game, ...

C.B. Bucknor is back at it again. The umpire who has earned for himself a reputation for being one of the worst in MLB made one of the most egregious calls one would ever see on a baseball diamond. On ...

Padres closer Mason Miller saw his scoreless innings streak end at 34 2/3 innings after umpire Dan Merzel called a visibly foul ball fair, giving Matt Shaw an infield hit.

C.B. Bucknor endured a horror show of an outing during the Reds' clash with the Red Sox on Saturday afternoon. Bucknor, a 26-year veteran behind home plate, has long been reviled for his inconsistent ...

Just like with the pitch clock, the advent of robot umpires did not break Major League Baseball. The automated ball-strike system (ABS) debuted in the major leagues Wednesday after years of testing in ...