The shooting happened December 2 in the Chicago Lawn neighborhood.
Three people were killed and five others injured when someone opened fire during a party at a house on 59th Street, Chicago police said. Eight people were shot in total, four men and four women ages 20 to 35.
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The Cook County Medical Examiner's Office has identified the deceased victims as 32-year-old Osmer Angel Ferrer Oria, 28-year-old Jon Carlos Blancarcer, and 26-year-old Hector M. Sajo.
Investigators still have not determined what led to the deadly gunfire.
Any one with information has been asked to call Cook County Crime Stoppers at 1-800-535-STOP, or the Chicago Police Department at 833-408-0069.
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