In each incident, one or two teens approaches a victim, flashes a handgun and demands their property, according to CPD.
The suspect will then take the victim's belongings and flee the scene on foot or inside a vehicle.
The robberies have taken place at the following times and locations:
- At 4:45 p.m. Nov. 7 in the 2300 block of East 75th Street
- At 5 p.m. Nov. 8 in the 7300 block of South South Shore Drive
- At 3:20 p.m. Nov. 9 in the 7300 block of South Phillips Avenue
- At 4:30 a.m. Nov. 13 in the 7300 block of South South Shore Drive
Anyone with information on the robberies is asked to contact Area One detectives at (312) 747-8380.