Garrett Whitlock explained how using a third pitch more often has helped him stay a step ahead

As Whitlock recently explained to WEEI Red Sox reporter Rob Bradford, his increased usage of a slider has made all the difference. As someone who had previously been leaning almost exclusively on a fastball and changeup, a slider has thrown hitters back off-balance. You saw the hitters started sitting on changeups and fastballs so I had to have a third pitch in order to separate the difference because they would just be fine taking the fastball to the opposite field so they could be on time for ...

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