01/09/2012 02:01 am ET

U.S. Agents Secretly Aided Mexican Drug Trafficker to Infiltrate His Criminal Ring

American drug enforcement agents posing as money launderers secretly helped a powerful Mexican drug trafficker and his principal Colombian cocaine supplier move millions in drug proceeds around the world, as part of an effort to infiltrate and dismantle the criminal organizations wreaking havoc south of the border, according to newly obtained Mexican government documents.

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