McClain County authorities have issued a Silver Alert for a 78-year-old woman Wednesday morning.
According to authorities, Lynda Moore was last seen just before 7 a.m. Wednesday on Highway 9 and Interstate 35 wearing a light-colored bathrobe.
Authorities said she was driving a 2017 red Ford Explorer with Oklahoma tag HYR480.
Police said Moore has been diagnosed with Alzheimer's disease.