UN Special Envoy for Syria Staffan de Mistura speaks to media after briefing the Security Council on the situation in Syria at the UN headquarters in New York, on April 12, 2017. The UN Security Council held a briefing from UN Special Envoy for Syria Staffan de Mistura on Wednesday. The Security Council is scheduled to vote on a draft resolution on Syria on Wednesday afternoon. (Xinhua/Li Muzi)
