(CARBONDALE, IL) — An armed robbery occurred late on Friday night in Carbondale.  Police are searching for a man, who entered a business in the 1900 block of South Illinois Avenue and demanded money.  The robber took money and escaped on foot.  The incident occurred at 11 p.m. on Friday night. Police are unsure of the amount of money stolen.  Authorities ask those with any information in regard to this armed robbery to contact the Carbondale Police Department at 618-457-3200 or the Crime Stoppers at 549-2677.