Ann Arbor police are investigating two armed robberies that involved a person wearing a clown mask.
Lt. Matt Lige says the first incident happened at about 10:30 p.m. on Tuesday at a BP gas station located in the area of Washtenaw and US-23.
The suspect produced a handgun, announced a holdup and fled on foot with an undisclosed amount of cash, according to police.
The suspect is described as a male, wearing a clown mask and a hoodie.
In the second instance, a male matching a similar description robbed a Domino's Pizza store located in the area of Plymouth Road and US 23.
The suspect was also armed with a handgun and fled with an undisclosed about of cash.
Police are working to obtain surveillance images and video.