Lynchburg police are searching for a suspect after an armed robbery that occurred at the Dollar General on Boonsboro Road tonight.    It happened just before 9pm.  They say a man entered the store, indicated he had a handgun, and obtained an undisclosed amount of money from the business before fleeing on foot. The suspect is a white male who wore khakis, black shoes, and a blue and orange Heritage High School hooded sweatshirt. Anyone with information should call Lynchburg police or Central Virginia Crimestoppers.