Man stabbed in back during Chicago armed robbery

CHICAGO (CBS)-- A man was stabbed during an armed robbery in Chicago's Roseland neighborhood. 

Around 9 p.m., the victim was walking down the street near 104th and Indiana when two men approached. The offender had a knife and a gun and demanded his wallet. 

When the victim tried to run away, one of the offenders stabbed him in the back. 

The man was taken to a local hospital. His condition is unknown at this time.