Montgomery County Police are investigating a Nov. 23 armed robbery at a Subway restaurant in the 5200 block of Randolph Road in Rockville.
According to police, at about 11:16 a.m., Second District officers responded to the scene and determined the suspect entered the Subway and demanded money from the register. When the employee refused, the suspect displayed a dark colored handgun. The employee then complied, and the suspect fled on foot.
Police described the suspect as a Black male, between 40 and 50 years of age, about 5-foot, 11-inches to 6-feet tall with a thin build. He was wearing a black ski mask, a black and purple jacket and jeans.
Anyone with information should call the Major Crimes Division at 270-773-5070.
The surveillance video of the suspect is below.