COLUMBIA, Mo. (KMIZ) An 80-year-old man has been charged with having child sex abuse materials in Pulaski County. A warrant was ordered on Saturday for Lonnie Kinworthy, court filings show. A court date has not been scheduled. The probable cause statement says someone noticed Kinworthy walking along the off-ramp of a highway and decided to give him a ride. Kinworthy did not give the vehicle driver his name, but he did allegedly start talking abo…