UN chief asks Security Council to support Sahel force

U.S. Permanent Representative to the United Nations Nikki Haley (C, front) addresses a Security Council open debate on peace and security in West Africa at the UN headquarters in New York, on Oct. 30, 2017. UN Secretary-General Antonio Guterres on Monday called on the Security Council to be ambitious in its decision over a joint military force of the Sahel region in West Africa. (Xinhua/Li Muzi)