PRINEVILLE, OR -- Prineville Police arrested a man Tuesday suspected of sexually assaulting a girl under the age of 16. According to investigators, the victim came forward in February to report crimes that occurred "over a long period of time," committed by a known suspect.

Police took 36-year-old Warren Arthur Doescher into custody during a Redmond traffic stop, Tuesday afternoon. The Prineville man was arrested on a felony warrant generated by the reported sex abuse. 

Doescher is charged with eight counts of Rape in the first degree and eight counts of Sex Abuse in the first degree, among others. The investigation is ongoing, but Prineville Police don't believe there are additional victims.