Duncan, Okla._Duncan police continue to search for a Duncan resident suffering from Alzheimer's.
Police issued a Silver Alert 8 p.m. Friday after a woman reported her husband missing.
The woman told police 66-year-old Dewayne Riley suffers from Alzheimer's. She last saw him leave their north Duncan apartment on Plato Road. She said her husband went for a walk around 2 p.m. Friday and never returned.
Riley is described as a white male, 5' 9, 200 pounds and has a gray beard. He is carrying a notebook in his back pocket with his name, address and phone number.
He was last seen wearing a tan coat, red ski cap, black cowboy boots and white gloves. Police say concern is growing as temperatures continue to fall into the overnight. If you've seen him contact Duncan police at 580-255-2112.