Fentanyl Overdoses Spike on Mexico’s Northern Border But Remain Invisible
7 Feb 2019
Until recently, people in Tijuana and other Mexican border cities who use heroin almost exclusively consumed the black tar form of the drug, originating from poppy-growing states such as Guerrero and Chihuahua. In 2018, local drug gangs seem to have switched en masse to trafficking “white” or “China white,” a synthetic powder that often contains the powerful painkiller fentanyl.