The girl said a man in a light blue or light-colored SUV attempted to lure her into his vehicle by offering her candy. When her 6-year-old brother came outside and saw him, and the man drove away.
The man is described as being white and clean shaven with short brown or black hair.
Anyone who may have seen this man in the area that day should contact the Cook County Sheriff's investigations section at 708-865-4896.