Nicola Edgington has been found guilty of the murder of grandmother Sally Hodkin and the attempted murder of another woman, Kerry Clark in a knife attacks in Bexleyheath in 2011.
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Most of the city shuts down but there is still plenty to do in Central London on Christmas Day.
The victim reported Samantha Watt to police in July after she discovered the photos had been put up on her Facebook page.
The roof and floors collapsed during the blaze at the property, one of Britain's finest Palladian mansions.