A search is underway for a Birmingham man missing since Saturday.
Kenneth Walton, 58, was last seen May 30. Family said he has a history of mental illness and is believed to be a potential danger to himself, but not to others.
Walton lives with his mother who last spoke to him around 1 p.m. when he was headed to lunch with friends. His sister spoke to him around 2 p.m. and he said he was having lunch at Cajun Steamer in Trussville…