History was made Thursday with the first use of the automated ball-strike challenge system during the spring training game between the Cubs and Dodgers in front of 10,959 fans at Camelback Ranch.

The Chicago Cubs and Los Angeles Dodgers will be the first MLB teams to test the league's new automated balls and strikes ...

It took just one inning for the Chicago Cubs right-hander to be the first player to successfully challenge a ball-strike call in a big-league spring training game, overturning a called ball from ...

Thursday's Cactus League opener, a 12-4 Cubs win, saw the first use of an automated ball-strike challenge system, commonly known as a "robot ump," between MLB teams. The Cubs used the challenge ...