Court of Appeal officials have confirmed that appeal papers have been lodged by lawyers representing the Home Office.
They said no date had yet been fixed for any appeal court hearing.
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Supermarket website glitches have caused problems for shoppers who ordered their Christmas food delivery online.
Big Brother and Celebrity Big Brother were the most complained about programmes on British television this year, according to Ofcom.
A mild start to the Christmas week across many parts of the UK, rain spreading southwards over the next few days.