CNBC | Oil prices down on surging output, but Iran sanctions loom CNBC Oil prices fell on Friday as surging output by the world's three largest producers outweighed supply concerns from the start of U.S. sanctions next week against Iran's petroleum exports. Front-month Brent crude futures were at $72.60 per barrel at 0441 ... Trump: There's Enough Oil To Offset Iran Loss Why oil prices are plunging despite US sanctions on Iran's energy sector Oil Set for Biggest Weekly Loss Since February on Supply Concern |