“Mexican drug cartels overwhelmingly are driving heroin consumption in the United States, which is now at a historic high, the State Department said in a report released Thursday.
An estimated 90 to 94 percent of all heroin consumed in the United States comes from Mexico, a problem that has been exacerbated by an increase in the trafficking of fentanyl, a powerful synthetic opioid, by the same Mexican drug cartels that move heroine and cocaine into America, according to the State Department.
William Brownfield, assistant secretary of state for international narcotics and law enforcement affairs, told reporters on a call Thursday that fentanyl is proving attractive to Mexican cartels because it is a low-cost, easily scalable drug to smuggle across the U.S.-Mexican border.”
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