Mick Philpott, 55, and his wife Mairead, 31, broke down in tears at a press conference two weeks ago, just days after their six children were killed in an arson attack on their home.
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The prime minister has said the debate over Britain's EU membership has affected his long-term friendship with the mayor of London.
Tonight a band of cloud and rain will spread into Scotland and Northern Ireland.
Greenpeace has obtained leaked documents which reveal how much the US has been pushing the EU on the TTIP trade agreement.