The chief executive of Russian gas exporter Gazprom accused Kiev of adopting an "unconstructive" position in gas talks and of using blackmail to try to get an "ultra-low" price.
Speaking to Russia's Prime Minister Dmitry Medvedev in a meeting open to reporters, Gazprom's CEO Alexei Miller said the debt Gazprom was asking for was "less than that which was required for the time period."
More top news
More rain forecast in the next 24hours - it is a Bank Holiday after all!
Paul Gallihawk went missing whilst competing in the swimming leg of a triathlon to raise money for charity.
The Kremlin has released pictures of Russian President Vladimir Putin working out at the gym with Prime Minister Dmitrty Medvedev in Sochi.