Oil prices surged on July 29, pushing Brent crude above $90 a barrel as renewed Middle East fighting and tighter U.S. inventories lifted global benchmarks. Brent futures settled at $90.74, up $6.65, or 7.9%. West Texas Intermediate gained $5.20, or 6.6%, to $84.46. Both contracts posted their strongest daily advances in several weeks. The contracts had already gained more than 20% during July as regional supply disruptions affected energy markets.