Demand upgrade sends Brent rallying


Oil prices gained ground on Friday amid optimistic demand forecasts from the OPEC producer group and the International Energy Agency (IEA).

Brent crude was up 37 cents, or 0.4%, at $86.77 a barrel at 1413 GMT while U.S. West Texas Intermediate (WTI) crude futures were up 40 cents, or 0.5%, at...