The Internet, and particularly left-leaning U.S. blogs, are abuzz with a story in the Mexican newspaper El Universal alleging that the United States cut secret deals with one of Mexico's largest drug cartels. The nature of those deals change based on which English-language rewrite you're reading, but in the most extreme and widely circulated tellings, the U.S. allowed the Sinaloa cartel to "smuggle billions of dollars of drugs" and granted the organization "immunity and undisturbed drug trafficking" in exchange for information on rival cartels.