May 27—"Come on, Blue!" You'll still hear it at games. You may even still yell it at the ballpark when you can't believe that nameless umpire had the audacity to call a strike three against your ...

You would think after seeing a highly agitated Aaron Boone go ballistic on plate umpire Edwin Moscoso on Thursday night that the Yankees’ manager couldn’t wait to welcome the robots. And why not?

Fans won’t see actual robots at Harbor Park this season, but they might see the future of umpiring in the major leagues without really seeing it. If a change can be simultaneously subtle and major, it ...