CNBC | Oil slides 3% as US crude stocks rise by 2.8M barrels CNBC Oil prices extended losses after the U.S. Energy Information Administration reported commercial crude stockpiles rose for a sixth straight week as imports dropped to the lowest in almost a quarter of a century. Crude inventories increased by 2.8 ... Oil Prices Lower on US Supply Data Oil falls below $50 on US stocks build Libya Oil Output Drops as Factions Fight Over Energy Assets |