Baseball's rules are always evolving and, within the last two decades, we've seen some major changes to the game. There was the introduction of instant replay in 2008 (and the expansion of instant ...

Major League Baseball's experiment of a robot umpire technology system allowing challenges to checked swing calls is moving up from Class A to Triple-A. MLB will also test moving second base slightly ...

PHILADELPHIA, PENNSYLVANIA - OCTOBER 21: Jurickson Profar #10 of the San Diego Padres is called for a strike on an attempted checked swing during the ninth inning against the Philadelphia Phillies in ...