Methamphetamine use has increased dramatically in Asia in the past five years, overtaking even the US. Now cartels spy an opportunities in Europe.
Government policies and dangerous conditions affect the ability of researchers working on both sides of the US-Mexico border to conduct scientific fieldwork.
Social bandits have a long history in Latin America.
The US may be in sight from the border towns of Sonora, Mexico, but the trip is far from over. Cartels control the desert territory that divides the two countries – and no one gets through for free.
The conviction of Mexican drug kingpin Joaquín Guzmán Loera, who evaded justice in Mexico, is a win for US officials. But it's a pyrrhic victory in the war on drugs.
October 2017 was Mexico’s deadliest month on record.
It's not the 'bad hombres' but the middle-class white guys who are the baddies of this US crime drama.