The robbery took place shortly before noon last Friday in the 4800-block of South Ashland Avenue, police said.
The victim was carrying a briefcase when two suspects tried to take it away, police said. During the struggle, the briefcase broke open, spilling money on the ground.
The suspects picked up the cash and ran off.
Police said not to approach the individuals. Anyone with information is asked to contact Area Central RBT Detective Vahl # 21517 at 312-747-8227 or Area Central HQ at 312-747-8380.