Police in Moses Lake arretsed a George man following a child exploitation investigation. Moses Lake Police Department said its detectives served a search warrant Thursday morning in George and arrested 18-year-old Keegan Nelson on multiple counts of possession and dealing in images of minors engaged in sexually explicit conduct. Police say the investigation began with a tip submitted to the National Center for Missing and Exploited Children. Moses Lake detectives then conducted several search warrants as they worked to identify Nelson and locate his residence. Get our free mobile appInvestigators say the images involved in the investigation do not depict local children.