Drug War: Violent Mexican drug gang taking control of migrant smuggling

U.S laws prohibiting legal drugs create the cartels and give them their primary source of income. Then U.S. laws restricting legal migration give the cartels their second most profitable line of business, migrant transportation.

MiamiHerald.com: "One of Mexico's most powerful criminal gangs has muscled into the migrant-smuggling racket, changing what had been a relatively benign if risky industry of independent operators into a centralized business that often has deadly consequences for those who try to operate outside it.

Los Zetas, who earned a reputation for brutality by gunning down thousands of Mexicans in the battle for drug-smuggling routes to the United States, now control much of the illicit trade of moving migrant workers toward the U.S. border, experts in the trade say."

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