Meet the Drug Lords: Inside the Real Narcos

Mexico is home to the world’s most powerful drug cartels, making it one of the most dangerous places in the world.

Colombia is where the global narcotics industry began and it remains one of the world’s biggest traffickers of cocaine.

In Peru Jason goes to an area known as ‘Cocaine Valley’ - a remote, treacherous spot in the foothills of the Andes - where hundreds of tonnes of cocaine are made every year.