The Automated Ball-Strike (ABS) challenge system is being tested in just over half of the scheduled Grapefruit and Cactus ...

Umpires first began calling both balls and strikes way back in 1864, and baseballers have been arguing about those calls ever ...

Thirteen spring stadiums and over 60% of Cactus and Grapefruit League games will feature an automated ball-strike (ABS) challenge system.

This spring training will introduce a new element to the action: for the first time, MLB will employ the automated ball-strike system (ABS for short) during big-league contests. ABS is ...

This spring, MLB players can challenge ball and strike calls. The camera-based system is only an experiment for now — but it has the baseball... Everything to know about the MLB's ball-strike ...