A computerized system that calls balls and strikes is being tested during Major League Baseball spring training exhibition ...

What to know about robot umpires, automated ball-strike testing, challenges at 2025 MLB spring training Cactus League, ...

It took just one inning for the Chicago Cubs right-hander to be the first player to successfully challenge a ball-strike call ...

This is The Athletic’s MLB newsletter. Sign up here to receive The Windup directly in your inbox. The robo-umps have arrived.