But none have said they've transported drugs into the United States at unwalled sections of the border. But the department has not provided data about the amount of drugs seized by authorities at legal border crossings. There was also a time when Sinaloa associates sent drugs into the United States on trains. Martinez Sanchez was arrested in February 2014 and extradited to the United States in December 2015. Once Guzman perfected his methods of smuggling drugs into the United States quickly, through a range of methods, Ramirez said, he couldn't get enough.

Source: CNN January 13, 2019 04:41 UTC