A search is underway for a missing pensioner described by police as "vulnerable".
Mr Williams has been missing since Thursday
A police helicopter, search dogs and the Ogwen Valley Mountain Rescue Team are combing Bethesda, Gwynedd for 73-year-old Kenneth Williams.
He has been missing from his flat in Bethesda since Thursday and police are "concerned" for his welfare.
Officers were making house-to-house enquiries while a nearby river was also being searched.
Inspector Gerry Jones, of North Wales Police, said: "The search is localised to Bethesda at the moment, but officers are also putting in enquiries elsewhere."