Charles County Sheriff’s officers are seeking the public’s help in locating Shirley Mae Davis, 68, of Waldorf. Davis was last seen at 6:15 a.m. at her house located in the 3800 block of Pine Cone Circle. She left her residence at an unknown time and has not returned. Davis is under a doctor’s care and family members are concerned for her safety and well-being. Davis does not have access to a car, nor does she carry a phone or wallet. In the past, Davis has taken a bus to the Navy Yard in Washington D.C. Davis is a black female, 5’8”, medium build, and has black and gray hair. She may be wearing white pajama pants and a blue top. Anyone with information about Davis’ whereabouts is asked to call (301) 932-2222. The investigation is continuing.