NASHVILLE, Tenn. Last Friday, the Marlins promoted John Mabry to striking instructor and employed Costs Mueller as an assistant striking coach, yet manager Avoid Schumaker hinted the training team may not be set on Day 1 of the Winter Meetings at the Gaylord Opryland , Schumaker claimed. There not openings, but you can always include. In different spots, functioning as an aide hitting...