Russia’s Lead Negotiator Says Ukraine Delegation Appeared Downbeat at Abu Dhabi TalksIgor Kostyukov, who heads Russia's delegation at trilateral talks involving Russia, the United States, and Ukraine on ending hostilities and resolving the conflict, has delivered his first public comments from Abu Dhabi. The head of the Main Intelligence Directorate of the Russian General Staff said members of the Ukrainian delegation appeared somber during the meeting. Photo: Кировский районный исполнительный комитет by БелТА, https://creativecommons.org/public-domain/pdm/ Negotiations between Russia and Ukraine in BelarusBy contrast, Kostyukov said the Russian delegation maintained a positive mood throughout the discussions. Talks Conducted in Russian LanguageKostyukov noted that negotiations with the Ukrainian delegation are taking place in Russian. The Kremlin has also noted that the Abu Dhabi talks differ in character from last year's meetings in Istanbul.