Racing PositionsRockies' Oberg has surgery for blood clots1YRockies RHP Oberg out with blood clots in arm2YRockies' Oberg (sore back) to begin season on IL2YRockies' Davis ready to regain closer's role2YRockies, Oberg agree to $13 million, 3-year deal2YRockies' Oberg again treated for blood clot in arm3YRockies, Oberg agree to $1.3M, 1-year contract3YReal or not? The pitchers' duel isn't necessarily a thing of the past4YDavid SchoenfieldRockies call up Pounders, option Oberg to minors4YReal or Not? Bad blood brewing after Wednesday's bevy of brawls4YDavid Schoenfield