MLB to have computers call balls and strikes in Atlantic League
Manager Ejected as Triple-A Automated Ball/Strike Zone System
Clippers try MiLB's new method for calling balls or strikes
Baseball's 'robot umpires' are here, and you might not even notice
Computers could soon call balls and strikes in MLB games instead
Pokin Around: Why doesn't the digital-strike-zone-box match the real
Robo umps reach Triple-A, but MLB rollout still uncertain
MLB umpires willing to let computers call balls and strikes
Robot umpires? MLB's computer balls-strikes system debuts in pro game
Robo umps reach Triple-A, but MLB rollout still uncertain