A Nowata County jailer has been arrested for allegedly sexually assaulting an inmate. The OSBI says Sheriff Myrta Hallet requested assistance on May 2 after a female inmate reported that she had been assaulted by 30-year-old jailer Cody Lowen. Lowen was booked into the Washington County jail on May 3 on charges of first degree forcible sodomy and rape by instrumentation. He was fired from his job as a jailer on April 30th. The OSBI says the investigation is ongoing.