Ukraine has enough gas in underground storage to meet its energy needs until December, the chief executive of Ukraine's state gas company Naftogaz said.
Arseny Yatseniuk said the country has 14 billion cubic meters of gas stored.
More top news
Kane Gamble, 18, admitted targeting high-profile CIA and FBI figures from his family home Leicestershire.
As thousands approach race day this weekend, the British champion gave ITV News her best advice for runners taking on the 26.2 mile route.
Magician David Copperfield has been forced to reveal a trick after a British participant claimed he was injured during a performance.