Jan 19, 2021 WARREN – A longtime Champion officer was ordered to give up his police credentials and serve two years of probation after his criminal conviction on 16 felony counts of unauthorized use of a state computer network specifically used for criminal investigations. Robert Koehler, 62, a 34-year veteran of the Champion Police Department, appeared with his attorney Gary Rich for a sentencing hearing today before Trumbull County Common Pleas Judge Andrew D. Logan. Logan, in addition to the probation, sentenced Koehler to 100 hours of community service. The judge admonished Koehler for violating his âposition of trustã and said he still has a prison sentence hanging over him if he doesnát abide by the terms of probation.