Who made the biggest improvements vs. pitch types in 2018?
By MARK SIMON Which hitter made the biggest improvement against a pitch type from 2017 to 2018? The answer should be no surprise – it’s Christian Yelich, though it wasn’t one pitch type, it was two. In 2017, Yelich hit .149 and slugged .194 against curveballs. He had 10 hits,…