CBS News December 14, 2017, 12:05 PM
U.S. Ambassador to the United Nations Nikki Haley speaks about the Iran nuclear deal at the American Enterprise Institute in Washington on Sept. 5, 2017.
Nikki Haley, the U.S. Ambassador to the United Nations, on Thursday introduced what she sees as irrefutable evidence that Iran violated U.N rules by providing Houthi rebels in Yemen with arms.