The Dubuque Police Department is asking for the public's help in identifying a man.
The suspect in the photos tried to pass a counterfeit $10 at the AWN Stop Mart in Dubuque.
Police say the incident happened at 1401 Central Avenue on December 15 around 10:20 p.m.
The suspect is described as a skinny, short, white male with brown, medium length hair.
He was wearing a Packers shirt and had on black shorts.
If you have any information contact the local police department at 563-588-0714 or visit http://www.cityofdubuque.org/2135/ID4PD