Employees at Graham Correctional Center Treated After Inmate Fell Ill

Nearly 20 employees at Graham Correctional Center in Hillsboro were taken to an area hospital for treatment Wednesday, after they were exposed to an "unknown substance".

Union officials say 18 workers and possibly one inmate were taken for treatment following the incident. 

Information was shared that an inmate was in medical distress. When correctional officers went to help, they also began experiencing symptoms.