Racing PositionsWhite Sox activate Bummer from IL, recall Lopez10MAbreu in White Sox lineup despite bruised knee1YBraves finalize 1-year, $1M deal with 3B Lamb1YDiamondbacks designate Lamb for assignment2YSource: Peralta, D-backs agree to 3-year deal2YDodgers' May struck by liner, avoids serious injury3YDiamondbacks reinstate Lamb from IL, option Leyba3YD-backs' Lamb (quad) expected to miss 6 weeks3YLamb 'ready to go' after move from 3rd to 1st3YD-backs avoid arbitration with Ray, Lamb, 4 others3Y