ETAuto.com | US crude rises on returning refineries; gasoline slumps to pre-Harvey levels Reuters In international markets, Brent crude futures LCOc1 dipped 3 cents to $52.31 a barrel as traders were cautious on oil - seen as a riskier asset - and instead preferred gold XAU=, an investor safe-haven, following North Korea's most powerful nuclear ... US taps more oil from emergency stockpile as Harvey pressures petrol prices Brent crude oil falls after North Korea nuclear test US crude falls 1%, settling at nearly 6-week low of $45.96, as Harvey keeps refineries offline |