Oil prices settle up as Iran says Strait of Hormuz to stay shut
By Scott DiSavino Aug 11 (Reuters) - Oil prices edged up to a one-week high on Tuesday as doubts about a potential U.S.-Iran peace deal fueled concerns that Middle East supply disruptions would persist. Brent futures rose $1.19, or 1.4%, to settle at $88.91 a barrel, while U.S.