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Minor League Baseball Tests New Check Swing Technology

5/23/2025

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Summary

Story summary

Minor League Baseball is shaking things up by testing an automated challenge system for check swings, utilizing innovative bat-tracking technology. The threshold for a check swing has been adjusted to 45 degrees past home plate, a significant shift from the traditional 90-degree rule. This change has left fans puzzled about what constitutes a check swing in Major League Baseball.

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Story summary

Minor League Baseball is shaking things up by testing an automated challenge system for check swings, utilizing innovative bat-tracking technology. The threshold for a check swing has been adjusted to 45 degrees past home plate, a significant shift from the traditional 90-degree rule. This change has left fans puzzled about what constitutes a check swing in Major League Baseball.