A Williston man has been reported as missing since Wednesday.
According to Sergeant Detective Caleb Fry there is evidence of a violent crime, and authorities will release more information when they can.
The Williams County Sheriff's office reports 58-year-old Jack Sjol has not been heard from since Wednesday night.
Foul play has not been ruled out.
According to investigators, Sjol was last seen at his home in Williston on April 24th.
Sergeant Fry says the family has been very cooperative.
Williston police, the Bureau of Criminal Investigation, the Highway Patrol and the Northwest Narcotics Task Force are also assisting in the investigation.
If you have any information, you should contact the Williams County sheriff's department at (701) 577-7700.