Police said the shooting happened at about 6:20 p.m. in the 6500 block of South King Drive in the Parkway Gardens complex. That's in the Greater Grand Crossing neighborhood. The men were inside a residence there when gunfire broke out.
A 23-year-old man, shot in the back, was transported to Northwestern Hospital.
Two other men, a 28-year-old shot in the hip and a 39-year-old shot in the back, were transported to the University of Chicago Medical Center.
Another 28-year-old man, shot in the chest, took himself to the University of Chicago Medical Center.
All four men were in critical condition.
Police said a female person, whose age was not immediately known, was taken in for questioning. Investigators found three weapons on the scene.
Police did not immediately provide further information about the shooting.
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