U.S. and Iran may soon close a nuclear deal that could take the wind out of the latest oil rally’s sails, according to traders interviewed by Reuters. The talks between Washington and Tehran resume this week, and expectations are that this would be the final round that would end with either a deal or a “nuclear crisis”, according to the U.S. side. “This can’t go on forever because of Iran’s nuclear advances. This is not a prediction. It’s not a threat. It’s not an artificial deadline. It’s just a requirement…” said an unnamed official from the...