The armed robbery occurred around 6:45 a.m., at the intersection of North Lincoln and North Southport Avenues, said police.
Investigators said the gunman also took the victim’s car keys.
The suspect is a black male in his 20s, about 6’3”, and approximately 200 pounds. He was wearing a red and blue polo shirt with gray short pants.
After the robbery, the mugger fled southbound on Lincoln Avenue.