CNBC | Oil turns negtive as crude stocks build and OPEC output rise CNBC Oil futures rose on Wednesday, helped by a weak dollar, but crude retraced most of its gains after the U.S. government reported another weekly build in U.S. crude inventories despite strong refinery runs. Brent futures were up 54 cents to $39.68 a ... Oil up, but sharply off day's high on US crude build What Low Oil Prices Really Mean US Oil Slips Below $39 as Rally Loses More Momentum |