ABU DHABI, February 4. /TASS/. The second round of negotiations on Ukrainian reconciliation will be held in Abu Dhabi on February 4-5 in a trilateral format involving Russia, the United States and Ukraine.

"The format remains in force," a source told TASS.

Earlier, Vladimir Zelensky said that the Ukrainian negotiating team would adjust its approach following Russian strikes on Ukrainian energy infrastructure. He did not elaborate on details.

The Russian defense ministry reported that in retaliation to Ukraine’s attacks on civilian facilities in Russia, Russian forces had delivered massive strikes on Ukraine’s defense sector infrastructure and energy facilities used for military purposes overnight to February 3.

According to Russian Presidential Press Secretary Dmitry Peskov, the composition of the Russian security group will remain unchanged after the first round, when it was led by Igor Kostyukov, head of the Main Intelligence Directorate of the General Staff. Secretary of the National Security and Defense Council Rustem Umerov was at the head of the Ukrainian part of the working group.