The Knoxville Police K-9 Unit received a perfect score last weekend during the Midwest K-9 Detector Dog Trials. The annual event took place in Adel last Saturday. It’s the fifth consecutive year that the Knoxville K-9 Unit has achieved a perfect score during the trials. Knoxville Police Chief Dan Losada tells KNIA/KRLS News that the entire department is very proud of Officer Chris Rowland and Knox, who make up the unit, and congratulate them on their outstanding work.