Rutherford County's sheriff and his top administrator have been indicted by a federal grand jury for allegedly operating an electronic cigarette business that sold products to inmates at jails and other detention facilities. Sheriff Robert Arnold, his uncle John Vanderveer and Joe Russell, the county's chief administrative deputy, were indicted on 14 counts Thursday, including mail fraud, wire fraud, bribery, extortion, and obstruction of justice conspiracy, federal and state investigators announced…