baseball

Baseball ushers in high-tech replay review system for calling balls and strikes

By David K. Li, Juliette ArcodiaNBC News

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.

For more than a century, baseballs 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, se…