And now, MLB is close to implementing the ABS challenge system. Every club is allowed two managerial challenges to commence each All-Star game and postseason game, with one more to start other games.

On average, there were about four challenges per game, the MLB says, roughly half of which ... because there's such a spotlight," said Bob Melvin, the manager of the San Francisco Giants.

Expert MLB daily picks ... noted that keeping the challenge front of mind might have helped their plate discipline. Manager Rob Thomson says Thursday the numbers reflected that: The Phillies ...

“What we came up with was to compromise on the issue with this challenge system. Expert MLB daily picks ... Pittsburgh manager Derek Shelton said, “I think if you’re using it in a regular ...

After a largely successful test run during spring training, the implementation of a computer-assisted strike zone feels inevitable. But major leaguers still have questions about whether it can work.

“Ten percent is important,” says Tigers manager A.J. Hinch ... First, the back story. MLB tested the ABS challenge system it uses in the minor leagues in major league spring training ...

A memo from MLB regarding the change said the use ... pitcher or catcher can call for an ABS challenge. Meaning the manager and other teammates must rely on one of those players to have a reliable ...