The crackdown continues on men who authorities say are soliciting teens online for sex. The latest arrest came Monday In Morehead City in Carteret County. Morehead City police say 53 year-old Charles William Hoffman was arrested after they say he showed up to meet and have sex with who he thought was a fifteen year old girl that he had been chatting with online since October. In reality, it was an undercover officer. Police say Hoffman traveled from Raleigh, where he is a geologist with the North Carolina Geological Survey. He's charged with solicitation of a child by computer to commit an unlawful sex act and disseminating pornography to a minor. Morehead City Police have made a half dozen arrests since cracking down on online sex predators.