By Shereen Siewert

FRIENDSHIP, Wis. – The Adams County Sheriff’s Office, Dane County Sheriff’s Office, and Wisconsin Department of Justice (DOJ) Division of Criminal Investigation announced Thursday that Adams County District Attorney Tania Bonnett has filed charges against Robert J. Olson following the identification of human remains in Adams County on Nov. 23.

Robert J. Olson is charged with hiding a corpse, providing false information on a missing person and obstructing an officer, according to a news release.

On, Saturday, Nov. 23 a hunter came across human remains in a wooded area in Adams County. Police responded to the scene and the remains were confirmed to be human. The remains were later identified as that of Annastasia N. Evans, age 24, of Dane County.

Sheriff’s officials said Evans was last seen on May 4 in Wisconsin Dells.

This is an ongoing investigation. The Adams County Sheriff’s Office, Dane County Sheriff’s Office, and DCI are assisted by the Adams County Medical Examiner, Wisconsin State Crime Laboratory, and Wisconsin State Patrol.