Iran's Rouhani dismisses new U.S. sanctions, calls White House 'retarded'
US President Donald Trump targeted Khamenei and other top Iranian officials with sanctions to increase pressure on Iran after Tehran's downing of an unmanned American drone.
Iran's President Hassan Rouhani listens during a news conference on the sidelines of the 73rd session of the United Nations General Assembly at U.N. headquarters in New York, U.S., September 26, 2018(photo credit: BRENDAN MCDERMID/REUTERS)ByREUTERS