Ecuador used to be one of Latin America’s most peaceful countries – but in the last few years it descended into chaos as Mexican drug cartels started to move cocaine through its ports and recruit local affiliates.
In recent weeks, two major gang leaders escaped from prison – reigniting a turf war that has left dozens dead.
The president declared a state of emergency and sent the army on to the streets to support the police.
Our Latin America Correspondent Guillermo Galdos has been to the port city Guayaquil to find out whether the crackdown is working.
Warning: this film contains distressing scenes from the very start