EU's Mogherini says "not impossible" to get Iran nuclear deal

By John Irish and Louis Charbonneau PARIS (Reuters) - European Union foreign policy chief Federica Mogherini said on Sunday it was not impossible to get a deal between world powers and Iran over its nuclear program but said tough days lay ahead as a self-imposed June 30 deadline nears. "If a few days more are needed we will take them," Mogherini told reporters on arrival in Vienna. The deadline for a deal under which Iran would cut back its nuclear program in exchange for relief from economic sa