The UN Special Envoy for Syria Staffan de Mistura arrived in Tehran for the meetings on the Syrian issue with Iranian officials, RIA Novosti reported citing Iranian state television.
According to him, de Mistura is currently meeting with Iranian Deputy Foreign Minister Hossein Jaberi Ansari to discuss the latest developments on the Syrian issue and the Astana talks.
Later on Monday, he will meet with Foreign Minister Mohammed Javad Zarif and the Iranian team participating in the Astana process.