COLUMBIA, South Carolina, Feb. 15 -- The office of the U.S. Attorney for the District of South Carolina issued the following news release: * * * Mexican National Extradited to Face Drug and Money Laundering Criminal Charges FLORENCE, S.C. -- A federal grand jury in Florence has returned a two-count indictment charging Rafael Contreras, 38, of Mexico, with distributing cocaine and heroin and money laundering. Contreras was extradited from Mexico and arraigned in federal court in Florence this  more PR