Racing PositionsCall-up profile: Josh Vitters, 3B, Cubs7MKevin GoldsteinTop 12 fantasy prospects: Taveras on the rise7MKevin GoldsteinTop 12 fantasy prospects: Dan Straily at No. 17MKevin GoldsteinTop 12 fantasy prospects: Trade deadline approaching7MKevin GoldsteinTop 12 fantasy prospects: Marte up to No. 27MKevin GoldsteinTop 12 fantasy prospects: Vitters joins list7MKevin GoldsteinTop 12 fantasy prospects: d'Arnaud looks ready7MKevin Goldstein