St. Martinville police are searching for an 18-year old man who has been missing since Tuesday afternoon. Officials say Dylon Boudreaux was last seen in the 700 block of Lewis Street. Police say they have called in the St. Martin Parish Sheriff's Office to assist in the investigation. If you have any information on Boudreaux's whereabouts, call the St. Martinville Police Department at 394-3001.