Sue Lloyd-Roberts follows the drug's trail from the coca plant in the Amazon jungle to the young "mules" who try to smuggle it out of the country to consumers in Europe. Show more
Discover 11,128,835 listings and 280,376 playable programmes from the BBC
Sue Lloyd-Roberts follows the drug's trail from the coca plant in the Amazon jungle to the young "mules" who try to smuggle it out of the country to consumers in Europe. Show more