Dialing it down to 70% is not something that shows up in the underlying numbers. Chisholm's bat speed is up in June compared to April, before he went on the injured list, and his exit velocity and hard-hit rate are up accordingly. He is not swinging and missing more, however, which often accompanies an increase in bat speed and hard-hit ability.

The New York Yankees didn’t just get Jazz Chisholm back—they got a new version of him, stronger and more dangerous. […]

The Jazz Age is in full swing at Yankee Stadium. Whether with his bat, his glove, his arm or his smile, Jazz Chisholm Jr. is energizing the New York Yankees and their fans.