Russia struck six large electricity substations across four central regions of Ukraine, Prime Minister Sergii Koretskyi said on Wednesday, as the second day of peace talks between Ukraine, Russia and the United States began in Abu Dhabi.Koretskyi said Russian forces had also targeted railway infrastructure in eastern and central Ukraine, in addition to the attacks on energy facilities.In a post on Telegram, the Ukrainian prime minister said six major electricity substations had been hit, but did not immediately provide details of the damage.Meanwhile, the second day of trilateral peace talks between Ukraine, Russia and the United States began in Abu Dhabi on Wednesday, Kyiv’s chief negotiator confirmed to news agency Reuters.Earlier, Ukrainian news outlet Ukrainska Pravda reported that Russian forces had attacked energy infrastructure in the Ternopil, Kirovohrad, Rivne, Volyn, Odesa and Zhytomyr regions on the evening of November 3 and overnight into November 4.