A Jackson County Correctional Sergeant is facing charges of sexual assault of a prisoner and attempted sexual assault of a second inmate.
According to a criminal complaint, 47 year old Greg Twesme is charged in two separate incidents which occurred in January.
The complaint states two inmates reported the alleged incidents took place in a wooded area while Twesme was in charge of a tree pruning crew.
Twesme is alleged to have demanded the first inmate to expose his genitals.
When the inmate refused, Twesme allegedly slammed the inmate into a tree and sexually assaulted him.
If found guilty, he could be sentenced to up to 40 years for the assaault and twenty years more for each count of attempted sexual assault.
He also faces a count of misconduct in office