In each incident, a robber approaches on foot or on a bicycle and displays a handgun before taking the victim's property by force.
Police said there have been three armed robberies reported in the past week:
- Around 1:30 a.m. on Oct. 21 in the 1400 block of West 95th Street,
- Around 4:20 a.m. on Oct. 22 in the 800 block of West 100th Street,
- Around 5 a.m. on Oct. 22 in the 9500 block of South Loomis Street
Anyone with information is asked to call Area Two detectives at (312) 747-8273.