MarketWatch | US oil prices mark 5th straight weekly of loss MarketWatch Oil prices edged up Friday, but settled with a fifth-straight week loss as traders weighed storm system Harvey's effect on crude production and refinery demand in the Gulf of Mexico region. Gasoline futures, meanwhile, eased back for the session, but ... Oil slips after Harvey floods US refineries US More Than Triples Release From Strategic Oil Reserve Hurricane Harvey Has Exposed One Possibly Lethal Risk to Oil Industry |