Russian Deputy Foreign Minister Sergey Vershinin listen as he attends the talks between Russian Foreign Minister Sergey Lavrov, Turkey's Deputy Foreign Minister Sedat Onal and Iran's Assistant Foreign Minister for Arab and African Affairs Hossein Jaberi Ansari, in Moscow, Russia, October 24, 2018. Moscow is preparing the new summit of the Astana troika – namely Russia, Turkey and Iran – on the Syrian settlement, Russian Foreign Minister Sergey Lavrov said Wednesday.