Sheriff's police responded to the 2300 block of West Nichols Street in unincorporated Arlington Heights for calls of shots fired at about 12:30 a.m.
Police found a child, whose age was not immediately known, with a gunshot wound to his abdomen.
The Long Grove Fire Protection District transported the victim to a local hospital. There's no word on his condition.
Sheriff's police detectives are investigating and asked anyone with information to call them at 708-865-4896.
Authorities did not immediately provide further information about the shooting.
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