tonight, the view from the rebel side, in putumayo, deep in colombia's south.correspondents bruno federico and nadja drost traveled there for this exclusive report before the colombian government banned reporters from events like what you're about to see. the story is narrated by ms. drost. >> reporter: beyond the end of the road, the caquetÁ river winds deep into putumayo. there's endless jungle, and the farc. after decades of cloaking their movements to evade the military, these rebels are emerging from the jungle. it's for no small reason: in light of an expected peace deal, the government of president juan manuel santos has pulled back his forces temporarily from the area to allow farc commanders in havana to travel here to talk peace directly with their troops. >> ( translated ): we had the idea to do this out of a necessity, so that people, the guerrilla and our communities can learn from our delegates in havana, what is happening there, so that people can have a hand in the peace process. >> reporter: hundreds of guerrillas gather for a landmark event on

bruno federico and nadja drost traveled to the heart of the coca trade in the southern region of putumayofind out what impact a peace deal would have. the report is narrated by ms. drost. it's high noon and the sun scorching as pickers grab at the leaves of coca plants. >> for us owners of the crop and workers who puck it, it's a big process to harvest it, to get the powder. >> long before white powder cocaine hits the streets of the u.s. and europe, it starts in a field like this, in an isolated patch of the putumayo region in south colombia. they are harvested and put into a base, the foundation of cocaine. >> two acres produceds $5,000 or $6,000 grams of coca base and sold cheap. >> these pickers are at the bottom of the rung of colombia's multi-million-dollar cocaine industry. but in providing the material for raw cocaine, they risk arrest on drug-related charges and don't want to appear on camera. >> this is illegal, you know. if the government comes and sees the laboratory, they'll purpose be it -- they'll burn it and if they see the guys working, they'll take them away. it's a real