UN Special Envoy for Syria Staffan de Mistura (1st L) and Syria's opposition delegation leader Nasr al-Hariri (1st R) attend a meeting of Intra-Syria peace talks at Palais des Nations in Geneva, Switzerland, March 28, 2017. (Xinhua/POOL/Xu Jinquan)
UN Special Envoy for Syria Staffan de Mistura (1st L) and Syria's opposition delegation leader Nasr al-Hariri (1st R) attend a meeting of Intra-Syria peace talks at Palais des Nations in Geneva, Switzerland, March 28, 2017. (Xinhua/POOL/Xu Jinquan)