The robberies occurred in the Deering, Ogden, Harrison and Town Hall police districts, with nine robberies reported in Brighton Park over an hour on Saturday.
Chicago police have issued an alert after 18 armed robberies believed committed by the same people were reported on the Southwest, West and North sides over the last five days.
Chicago police have issued an alert after 18 armed robberies believed committed by the same people were reported on the Southwest, West and North sides over the.