Trump again keeps U.S. in Iran nuclear deal -- but threatens to get out later

Iranian Vice President Ishak Cihangiri delivers a speech during the commemoration ceremony of former Iranian President Ayatollah Hashemi Rafsanjani in Tehran on Jan. 8.
Iranian Vice President Ishak Cihangiri delivers a speech during the commemoration ceremony of former Iranian President Ayatollah Hashemi Rafsanjani in Tehran on Jan. 8.