CHICAGO (WBBM NEWSRADIO) -- The Illinois Department of Corrections has an update on tests results for narcotics after a possible substance exposure Wednesday at Graham Correctional Center in Hillsboro.
IDOC said Illinois State Police's preliminary tests came back negative for narcotics or hazardous materials.
ISP said reports returned results of an acetaminophen/paracetamol-based nasal spray and baby powder...and that they'll be doing more testing.
The incident led to correctional staff and inmates receiving Narcan.
No one in custody was hospitalized, but some staff members were taken to hospitals in Hillsboro and Litchfield after experiencing feelings of nausea and light-headedness.
Everyone involved in the incident has been discharged from the hospital.
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