At least three people died after an earthquake in north west Italy; all three were working night shifts in factories.
One man died after being hit by falling debris in a polyester factory, whilst two men working in a modern ceramics factory died after the roof of their building collapsed in Sant'Agostino.
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Temperatures will remain close to freezing.
The prime minister's announcement came as international leaders gather in Paris on the second anniversary of the climate change plan.
Prime Minister Theresa May said in October the Government will shift towards an organ donation system in England which presumes consent.