U.S. Secretary of State Mike Pompeo (C, Front) addresses a Security Council meeting on non-proliferation at the UN headquarters in New York, on Dec. 12, 2018. Mike Pompeo on Wednesday urged the UN Security Council (UNSC) to maintain an arms embargo on Iran scheduled to be lifted in 2020 under the Iran nuke deal, and to take tougher restrictions on Tehran's ballistic missile program. (Xinhua/Li Muzi)