CNBC | Oil climbs in volatile trading, propped up by weaker dollar CNBC Oil prices rose in choppy trading on Friday, a day after its biggest gains in a month, as a weaker U.S. dollar, helped support crude. Brent crude futures rose 66 cents, or 1.4 percent, to $46.68 per barrel by 11:53 a.m. ET (1553 GMT). It was up about 5 ... Oil Flies To 3-Week High Sees Biggest Surge In Open Interest In 10 Years Despite Recent Bullishness, Oil Readies Itself For A Slide |