The head of Russian state-controlled energy company Gazprom warned the European Union there was "not insignificant" risk for Russian gas transit to the EU.
Ukraine's energy minister said Russia had cut off all gas supplies to Kiev this morning. Ukraine had until Monday morning to pay off a £1.1 billion gas debt or have their supplies cut off.
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Harry Potter and the Cursed Child will be released around the world at midnight.
The popular HBO TV show will finish after its eighth season, the network said.
The UK coastguard responded after receiving a call that a man had been pulled from the water.