MLB will use the automatic balls and strikes, or ABS, challenge system -- often referred to as robo-umps -- at the 2025 All-Star Game on Tuesday in Atlanta, a source familiar with the decision told UPI on Wednesday.

MLB will continue to experiment with a challenge system for balls and strikes at the 2025 All-Star Game. "The same process used this past spring training will be used for the midsummer classic: Each team will be given two challenges with the ability to retain them if successful,