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
A "torpedo" filled with 165lbs of cocaine with a street value of £4.4 million has been found on an Irish beach close to a tourist hotspot.
A 76-year-old millionaire businesswoman has been taken from her car and kidnapped by an "organised gang".
A quiet and calm afternoon with many places staying dry