Pontotoc County Sheriff's have issued a Silver Alert for a missing 59-year-old woman.
According to authorities, Willette Walker was last seen Wednesday around 10 a.m. in Ada Oklahoma.
Walker is believed to be wearing a navy sweater, red and black sweat pants, black socks, blue shoes and a silver fur coat. She also has a black dot tattoo on her wrist.
Police said Walker has dementia, diabetes and a heart condition and she must use a walker or cane.
Anyone with information on Walker's whereabouts is asked to call the Pontotoc Co. Sheriff's.
This is a developing story.