CNBC | Oil slumps as surprise gasoline build raises supply worries CNBC Oil slumped to a two-week low on Wednesday, after U.S. data showed a smaller-than-expected drop in overall crude stocks and a surprising build in gasoline inventories, which raised worries about excessively high global supply. U.S. crude futures ... Oil slides as gasoline inventories build Western ND opposes 'takings' of oil tax revenue |