Wall Street Journal | Oil Prices Tumble on Oversupply Fears Wall Street Journal LONDON—Oil prices tumbled on Wednesday ahead of data expected to show an increase in U.S. crude stockpiles, adding to the continuing glut of crude. The American Petroleum Institute, an industry group, estimated that U.S. crude stocks grew by 2.9 ... Any oil price boost will be short-lived, warns Citi Brent oil prices slide back toward 11-year lows Recession, retrenchment, revolution? Impact of low crude prices on oil powers |