Emma Raducanu lost to Karolina Muchova after an emotional first set in which a spectator was ejected at the Dubai ...

Emma Raducanu mysteriously broke down in tears as she slipped to a second-round defeat against Karolina Muchova at the Dubai ...

The Detroit Tigers are one of 13 teams using the automated ball-strike challenge system in spring training. It's about time we use robot umpires.

It's about time. Major League Baseball Commissioner Rob Manfred says he'd like to see the Automated Ball-Strike (ABS) system ...

A system for hitters, catchers and pitchers to challenge balls and strikes is being tested in some spring training ballparks. Here are the details.