The incident occurred shortly before 11am Sunday morning at an apartment building in the 900 block of West Front Street.
A 31-year-old male victim suffered a gunshot wound to the head and was transported to the hospital with non-life threatening injuries.
The investigation is ongoing and no arrests have been made.
Police are asking anyone with information to contact Detective Todd Walcott at 309-434-2373 or Mclean County Crimestoppers.
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