An inmate, serving time for molesting a 4-year-old, was stabbed to death Friday, according to State Police.
It happened at the Maine State Prison in Warren.
The state medical examiner says 37-year-old Micah Boland died from multiple stab wounds.
The State Police Major Crimes Unit was called in to investigate, alongside prison officials.
Detectives believe 35-year-old Richard Stahursky is responsible.
State Police expect he will be formally charged with murder early next week.
Boland had served 6 years of a 22 year sentence for Gross Sexual Assault.
Stahursky was serving multiple sentences for a number of convictions.