For more than a century, baseball’s home plate umpires have called a ball or strike based on interpretation of a vague, loosely defined strike zone. These subjective calls decided at-bats, games, ...

NEW YORK (AP) — Robot umpires are coming to the big leagues this year. The Automated Ball/Strike System will be introduced in the form of a challenge system in which the human umpire makes each call, ...

The final days of Spring Training always arrive with a mix of clarity and unfinished business. Roster decisions are finalized ...

For the first time in MLB history, batters, catchers and pitchers will be able to appeal the fraction-of-an-inch calls that ...