LONDON, May 15, 2018 (News Wires) - Iran's foreign minister said he had a constructive meeting with EU Foreign Policy Chief Federica Mogherini on Tuesday, and he was optimistic Iran's interests in the nuclear deal could still be preserved despite the US withdrawal from the pact. "It was a nice and constructive meeting," Mohammad Javad Zarif was quoted as saying by Tasnim news agency. "We are on the right track to make sure the interests of the remaining signatories of the JCPOA (the nuclear deal), especially Iran, are guaranteed."