On 04/12/2021, the Plymouth County Sheriff's Office conducted a traffic stop on a motor vehicle in Plymouth County, Iowa  The driver of the motor vehicle was identified as Chad Allen Peterson, age 46 of Sioux City, Iowa.  Peterson was found to have a revoked Iowa driver's license due to OWI test failure.  Peterson was placed under arrest, transported to the Plymouth County Jail and booked for driving while license revoked.