A curveball is a pitch that moves from left to right, when viewed from the perspective of the batter, or right to left, when viewed from the perspective of the pitcher. A curveball breaks away from a right handed batter.
Maybe as Ken suggests that she throws 70mph "in spite of" these mechanics but I'm sure she has tried pitching being more "open" at some point in her career but through experiementing with this more "closed" technique, realized it was the most effective for her.
A curveball is a pitch that moves from left to right, when viewed from the perspective of the batter, or right to left, when viewed from the perspective of the pitcher. A curveball breaks away from a right handed batter.
Maybe as Ken suggests that she throws 70mph "in spite of" these mechanics