Diplomats and analysts are discussing prospects for another round of nuclear talks between six world powers and Iran. Tehran seems interested, even sending signals about possible bilateral talks with the U.S. But analysts say the window for progress is small before Iran's election season kicks in next spring. Meanwhile a new push on sanctions is expected, possibly including the sale of Iranian gas — a sensitive subject for neighboring Turkey, which recently acknowledged that it has been essentially bartering Turkish gold for Iranian gas.
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