The deals have left them with a void to fill at the end of the rotation. Given Chandler’s inexperience and Ashcraft’s limited workload, there could be an opportunity to remain in the rotation even after Jones’ return. The Incumbent: Carmen MlodzinskiOf the current Pirates not named Skenes or Keller, Mlodzinski made the most starts last season. They have options remaining and are long shots to make the Opening Day roster, but they’d be the most intriguing choices. Pittsburgh has a penchant for relying on veteran southpaws to eat innings at the back of the rotation.