© Licensed to London News Pictures.  02/03/2015, Bristol, UK.  Police forensics officers search a house in Cotton Mill Lane in the Barton Hill area as part of the search for missing teenager Rebecca Watts aged 16 who left home a mile away in Crown Hill in the St George area of Bristol last Thursday and has not been seen since. Police have carried out extensive searches in the St George area and at a house in Southmead since. Rebecca did not take any spare clothes with her and both her family and the police are very worried for her welfare. Photo credit : Simon Chapman/LNP