EDITORIAL USE ONLY - NO COMMERCIAL OR BOOK SALES. A used syringe and traces of blood are seen in central Athens' Panepistimiou street, at an area where drug addicts gather, November 16, 2011. Athens Mayor Giorgos Kaminis believes that there will be a fall in crime in the city center from next month, when drug rehabilitation centers are relocated. "Drug addicts will begin leaving the downtown area in mid-October when the methadone centers move," he told Skai radio station in an interview on September 30, 2011. REUTERS/Yannis Behrakis (GREECE - Tags: DRUGS SOCIETY)