CNBC | Oil prices tumble on output freeze doubt, dollar strength CNBC Oil tumbled as much as 4 percent on Friday after the Saudi deputy crown prince reportedly said the kingdom will not freeze production unless Iran and other major producers do so. The dollar's first rebound in a week after stronger-than-expected U.S ... Crude Oil Sinks on Saudi Hesitance to Curb Production Oil tumbles 4 percent; Saudi Arabia cools on output freeze Oil drops as Saudi comments cast doubt on output freeze |