Oil prices jump as Iran steps up tanker attacks, hurricane threatens U.S. Gulf production
CNBC reports: Crude oil prices rose sharply Thursday, as Iran ramped up its attacks on tankers transiting the Strait of Hormuz and Hurricane Isaias threatened U.S. offshore production in the Gulf of Mexico. Brent crude futures, the international benchmark, gained 4% to close at $104.28 a barrel. U.S. West Texas Intermediate futures advanced 3.6% to settle at $91.49 per barrel. Nine tankers have come under attack in and around Hormuz over the past week, jeopardizing the recent recovery in crude…