Forensics officers were pictured at the house in Edmonton where a woman is believed to have been beheaded in a knife attack.
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The veteran singer, 75, will release his 101st album - 'News of Just ... Fabulous Rock 'n' Roll' - in November.
The Duke and Duchess of Cambridge were left cautiously watching every step after making an impromptu visit aboard a steam train.
Scientists concluded 12.5% of cardiovascular deaths could be avoided if more Britons changed their diets.