The Mexican government has sent the police and the army to guard petrol pipelines. In addition, President Andres Manuel Lopez Obrador has ordered many of them to shut down because petrol was being pilfered by gangs and corrupt officials.

The economy of Mexico is projected to lose around $1bn because of the fuel theft.

Reporting from Mexico City, Al Jazeera's John Holman tells us if Obrador's approach is helping.