On Thursday, Milwaukie Police arrested 41-year-old Jason James Karsten on allegations of sexually abusing 12-year-old girls in his home along the 6600 block of Southeast Plum Street in Milwaukie during the past year.
He was charged with three counts of sex abuse and lodged May 22 at the Clackamas County Jail with a $750,000 bail.
Detectives are concerned there may be more victims of abuse that have not yet contacted police. Anyone with information is asked to contact the Milwaukie Police Department at 503-786-7500.
Officer Ulli Neitch said no additional information can be released at this time due to the fact this is an ongoing investigation.