Firemen extinguish the remains of a  massive fire which followed a major blast  at a leaky pipeline in Tlahuelilpan, Hidalgo state, Mexico, on Saturday, January 19th, 2019. At least 79 were killed in the fire. Photograph: Alfredo Estrella/AFP/Getty Images

A blast at a gasoline pipeline in Mexico that killed at least 79 people has put renewed attention on the government’s strategy to stop fuel theft, wit(...)