Authorities say the man went in through a back door and pointed a gun at workers. When he took off, he may have left in a silver car. No one was hurt. The gun may have had a silencer.
The suspect is described as a black man, 5'9", about 180 lbs. He was wearing a blue-hooded jacket, grey sweatpants, black-and-grey shoes, a ski mask and sunglasses.
Anyone with information is asked to call Crime Stoppers. You can remain anonymous and may earn a cash reward.
Sangamon & Menard County Crime Stoppers
(217) 788 - 8427
Text: Tip672 + info to CRIMES (274637)
Copyright 2016 Nexstar Broadcasting, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.