Police are warning residents about a pair of armed robberies last week in Grand Crossing on the South Side.
In each case, a man approached victims on the street or sidewalk and demanded their belongings at gunpoint, according to a community alert from Chicago police.
The first hold-up happened at 8:08 p.m. March 16 in the 7300 block of South Stony Island Avenue, police said. The other occurred about 1:20 p.m. March 19 in the 7400 block of South Dorchester Avenue.
The suspect is described as a man between 20 and 50 years old with a crew cut hairstyle, standing 5-foot-9 to 5-foot-10 and weighing 130 to 160 pounds, according to police.
Anyone with information is asked to call 312-747-8380.