U.S. 'disturbed' by Iranian leader's criticism after deal

By Bozorgmehr Sharafedin Nouri DUBAI (Reuters) - The United States said on Tuesday it was very disturbed by anti-U.S. hostility voiced by Iran's top leader after a nuclear deal, as both countries' top diplomats sought to calm opposition to the accord from political hardliners at home. U.S. Secretary of State John Kerry said a speech by Iranian Supreme Leader Ali Khamenei on Saturday vowing to defy American policies in the region despite a deal with world powers over Tehran's nucle