He 's failing to pull these balls as often , he 's hitting more of them on the ground , and he 's swinging through more pitches located in this zone .
Harper has struggled most this season against inside pitches .
Harper 's failing to pull these balls as often , Harper 's hitting more of them on the ground , and Harper 's swinging through more pitches located in this zone .
Harper has struggled most this season against inside pitches .