Racing PositionsD-backs sign 4 to minors deals, including OF Jay6YTigers release veteran Harrison, activate Jackson7YRHP Jackson returns to Tigers on minor league deal7YBlue Jays cut loose well-traveled Edwin Jackson7YJays send Smoak (quad), Jackson (back) to IL7YSpoiler alert! MLB players make their 'Game of Thrones' predictions7YESPN.comJackson takes mound for 14th team, sets record7YEdwin Jackson set to play for record 14th team7YRHP Jackson agrees to minor league deal with A's7YA's to carry one starting pitcher vs. Yankees8Y
