On 10/20/19 at approximately 0300 hours, the Plymouth County Sheriff's Office conducted a traffic stop on a vehicle on Highway 75 at county road C38 in Plymouth County, Iowa due to a traffic violation.  The driver of the vehicle was identified as Allen Yong Mittrucker, age 36 of Sioux City, Iowa.  Allen Yong Mittrucker showed several signs of impairment.  Allen Yong Mittrucker was transported to the Plymouth County Jail and was evaluated by a Drug Recognition Expert.  Allen Yong Mittrucker was found to be under the influence of a drug.  Allen Yong Mittrucker was booked into the Plymouth County Jail for OWI first offense and failure to provide proof of financial liability. 

A passenger of the vehicle identified as Kiley Marie Schoen, age 21 of Larrabee, Iowa, was found to be in possession of a glass pipe commonly used to smoke methamphetamine.  Kiley Marie Schoen was transported to the Plymouth County Jail and booked for possession of drug paraphernalia.