Oil prices edged higher on Friday as the United States threatened to maintain a naval blockade of Iran indefinitely, renewing concerns over crude supplies even as weaker demand forecasts and rising US inventories limited gains.

Aug 14 : Oil prices rose on Friday and were on track for weekly gains after the United States threatened an indefinite naval blockade of Iran, raising concerns about disruptions…

PERTH, Aug 14 : Oil prices inched higher on Friday after the U.S. threatened to maintain a naval blockade of Iran indefinitely, reviving crude supply concerns, after prices fell…