Automatic balls and strikes are being tested in Spring Training, powered by T-Mobile's 5G. Oh, and customers get MLB.tv free for the 10th straight season.

Umpires first began calling both balls and strikes way back in 1864, and baseballers have been arguing about those calls ever since. Strike-zone judgment has been the subject of some untold number of verbal (and,

This year's MLB spring training could prove more consequential than any in years past as MLB will experiment with ABS, the Automated Ball-Strike Challenge System, to ensure the home plate umpire gets as many ball and strike calls correct as possible. On Thursday, the league announced how exactly this new challenge system will unfold.

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, for those unfamiliar with the concept,

Major League Baseball is back. And the robots have arrived. The defending World Series champion Los Angeles Dodgers opened Spring Training Thursday at Camelback Ranch in Glendale, Arizona, when they hosted the Chicago Cubs in the first MLB game (albeit an exhibition game) of 2025.