ITAR-TASS quoted the CEO of the Russian energy giant, Aleksey Miller, as saying on Monday. “Ukraine has paid the first tranche for gas supplies. Today $786 million was transferred to Gazprom,” he said. “We welcome that Ukraine had started gas debt repayment and delay introduction of advance payment to June 9.” The Russian Energy Ministry also said Russia had received $786.4 million from Ukraine as repayment of gas debt for February-