Police have discovered a body on a beach in their search for missing teenager Grace Keeling. The 15-year-old has not been found after falling into the water at Withernsea , Yorkshire, on Friday January 2. Her mum, Sarah Keeling, 45, and passer-by Mark Ratcliffe , 67, immediately jumped in to try save her. Tragically, both died in the incident. Mr Ratcliffe was found unconscious during the initial searches, while Keeling was later recovered by HM Coastguard days later. Grace and a friend had