As the Russia-Ukraine conflict continues, diplomatic efforts are once again bringing the parties to Abu Dhabi, capital of United Arab Emirates. From November 10 to 11, Russia, the US and Ukraine are expected to hold a new round of talks, focusing on ending the conflict, post-war security arrangements and de-escalation. So why Abu Dhabi? And what does the choice of this Gulf city tell us about the evolving role of middle powers in international diplomacy? CMG Reporter Li Zhao explains.