The Central Intelligence Agency’s involvement in drug trafficking is back in the media spotlight after a spokesman for the violence-plagued Mexican state of Chihuahua became the latest high-profile individual to accuse the CIA, which has been linked to narcotics trafficking for decades, of ongoing efforts to “manage the drug trade.” The infamous American spy agency refused to comment. In a recent interview, Chihuahua state spokesman Guillermo Terrazas Villanueva told Al Jazeera that the CIA and other international “security” outfits "don't fight drug traffickers." Instead, Villanueva argued, they try to control and manage the illegal drug market for their own benefit....