Russia's energy giant Gazprom said Ukraine had failed to pay at least part of its gas debts by this morning's deadline and must now pay up front for its energy supplies.
Gazprom said Ukraine has not yet paid for June supplies. The two countries failed to reach a deal on gas prices.
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A rollercoaster has reportedly come off the rails at a theme park in Scotland.
"I saw a lot of smoke come out from the tail-end of the aircraft. I wondered if it was normal, whether it was just exhaust fumes."
The House of Commons Petitions Committee has said they will keep an eye on the petition and are concerned about fraudulent signatures.