Detectives are investigating an armed robbery that occurred at 14395 Greenwell Springs Road, the location of Dollar General Store. At approximately 8:00pm, the manager opened the door to her office and was confronted by a black female who was armed with a handgun. The manager was robbed at gun point. The assailant fled the area after the robbery. The suspect is described as follows: black female, approximately 5'5" in height, heavy build, dark complexion, wearing a blue sweat jacket. Persons with information regarding this investigation are asked to call 389-5000.