Two men were arguing in the 3500 block of West 30th Street in Little Village at 3:38 a.m., according to police.
During the argument, an unidentified man pulled out a gun and started shooting, then drove off in a white van.
People that were in the surrounding area were also shot, including three women, ages 22, 30 and 48, and a 53-year-old man.
Three victims were sent to local hospitals in good condition. The 30-year-old woman was sent to Mt. Sinai hospital in critical condition.
So far nobody is in custody. The relationship between the victims and the shooter was not immediately known.
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