The rulebook strike zone is essentially home plate, projected over a three-dimensional space with a defined top and bottom ...

One of the biggest adjustments is that the zone called by umpires isn't a rectangle and tends to bulge in the middle. MLB research also found that the human strike zone tightens from 550 square ...

Players can call for a challenge by tapping their helmet or hat, at which point the scoreboard shows whether the pitch was in or out of the strike zone as determined by the Hawk-Eye tracking system.

THE STRIKE ZONE IS currently defined in the Major League ... in 2023 on back-to-back challenges in the ninth. “We struck out Daz Cameron,” Tracy recalls, play-by-play style.

Bailey, a Gold Glover, isn't a fan of the ABS system. "I think it's going to change the game a lot more than people realize." ...

After a few moments, ABS confirmed that, yes, the pitch crossed home plate high above the strike zone and was properly ... he can be seen throwing out his arm while playing fetch with his dog ...