Racing PositionsSheets: Arcia brings power at bargain price9dMike SheetsWhich hitters could be late-season breakouts?9dTristan H. CockcroftLind, Gyorko among underappreciated hitters9dTristan H. CockcroftOswaldo Arcia profile; top 10 fantasy prospects for '139dJim Callis2013 rookie hitter class unimpressive so far9dTristan H. CockcroftTop 12 fantasy prospects: Sept. call-ups preview9dKevin GoldsteinTop 12 fantasy prospects: Miller claims No. 19dKevin Goldstein