China's Permanent Representative to the United Nations Ma Zhaoxu (C, Front) addresses a United Nations Security Council meeting on the situation in Syria at the UN headquarters in New York, on Feb. 22, 2018. The United Nations Security Council held discussions Thursday on the situation in Syria's conflicting enclave of Eastern Ghouta, but failed to agree on a resolution calling for a 30-day ceasfire in the war-torn country. (Xinhua/Li Muzi)