CNBC | Goldman Sachs: 'We may have a problem tomorrow' for oil prices CNBC As OPEC's third largest oil producer sees its customers shrink away for fear of U.S. penalties, some market watchers predict oil surpassing $100 a barrel. World's biggest traders see oil at $65-$100 a barrel next year Saudi Arabia to supply about 4 billion barrels of extra oil to India in November: Sources Iran gets creative to beat sanctions and keep oil flowing |