Iran says lawmakers' letter has sapped trust in US

Iranian Foreign Minister Mohammad Javad Zarif told top clerics Tuesday a letter from Republican senators undermining a possible nuclear deal had sapped Tehran's confidence in dealings with the United States. Zarif's remarks, reported by the Isna news agency, came in Tehran at a meeting of the Assembly of Experts, Iran's top clerical body, where he gave an update on the negotiations with world powers for a comprehensive agreement on Iran's nuclear programme. Effectively underc