As the result of a joint drug investigation between the Knox County Sheriff’s Office and the Mount Vernon Police Department officers have arrested Sabian D. Chatman of Columbus, Ohio. Chatman, aka “Dot” is currently being held in the Knox County Jail. Charges of trafficking in heroin as well as other offenses are likely. Seized during the arrest were approximately 50 grams of suspected heroin and $2,500 in cash. The case remains under investigation.