The Tennessee Bureau of Investigation issued a Silver Alert on Monday for 51-year-old David Marshall, a man from Cumberland County who has gone missing. He was last seen on Sunday near Red Road in Crossville.
According to the TBI, Marshall was wearing dark blue pants and a gray t-shirt when he was last seen.
The agency says he has a medical condition which makes it difficult for him to return home without assistance.
Anyone with information on his whereabouts is asked to call 1-800-TBI-FIND.