The United States `` will seek to end Iran 's ambition to acquire an illicit nuclear capability and its support for terrorism , '' Rice said . Susan Rice says U.S. plans to pursue a `` comprehensive strategy '' in Middle East . The White House has been under pressure from Congress and the public over its handling of intelligence on alleged chemical weapons use by Syrian President Bashar al-Assad's regime last month. Rice speaks briefly about Iran in a speech that mostly focuses on Iraq . Iran 's U.N. ambassador calls remarks `` unwarranted and groundless allegations ''
Susan Rice says U.S. plans to pursue a `` comprehensive strategy '' in Middle East . The White House has been under pressure from Congress and the public over its handling of intelligence on alleged chemical weapons use by Syrian President Bashar al-Assad's regime last month. Rice speaks briefly about Iran in a speech that mostly focuses on Iraq . Iran 's U.N. ambassador calls remarks `` unwarranted and groundless allegations ''