(Nyssa, OR) -- A public memorial was held for Nyssa Police Corporal Joseph Johnson on Saturday. Chief Don Ballou says Johnson's murder has sent a shock wave through the community. The service was held at Nyssa High School. Governor Kotek awarded Johnson with the Law Enforcement Medal of Ultimate Sacrifice. The suspect in the shooting, Rene Castro, remains in custody, charged with aggravated murder and murder in the first degree.