Former NSA contractor Edward Snowden may fly to Cuba from Moscow, the Russian news agency Interfax has reported.
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The Met Office has extended its yellow weather warnings for snow and ice to cover vast swathes of the country.
King's College Hospital has been put into special measures after its chairman Lord Kerslake resigned in protests at government funding.
The Prime Minister hailed progress as she fended off accusations that the UK's talks were "shambolic" and already running overtime.