Syrian Deputy Foreign Minister Ayman Susan, left foreground, and Ambassador Extraordinary and Plenitpotentiary of the Syrian Arab Republic to Russia Riad Haddad, second right, walk to conference hall to attend a new round of the Astana-format talks at the 15th international meeting on Syria, in Sochi, Russia. The talks will iinclude a discussion of kidnappings of Syrian soldiers for ransom by militant groups would be on the agenda.