Mairead Philpott's renewed application to challenge the length of her 17-year jail term has begun in a live TV hearing at Nottingham Crown Court - the first British televised court hearing of its kind outside London.
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Nigel Farage warned on Friday Britain was "far less safe" and exposed to Cologne-style sex attacks because of open-door immigration.
Arthur Simpson-Kent, 48, admitted killing Ms Blake and their sons according to his lawyer.
Two brothers have been arrested on suspicion of murder after their parents were found dead in their own home over the weekend.