. >> reporter: jay bergman was in charge of the dea's south america division at the time of our interview. he's worked in colombia for the last 15 years. >> can you blame them? they're making a lot more money with these poppy plants than they would with berries. >> i can blame them because there's lots of people that aren't. there's lots of people understanding the harm effect that say, i'm not doing it. even though it might be profitable. >> reporter: we travel to the state of alca where most of colombia's poppy is grown. >> how many families do you know who are growing poppy? >> reporter: i've been invited by the indigenous group nause local rebels control drug trafficking here and they've threatened jorge and his family we wondered if these farmers had any idea how their crops were states. >> i have photos from a family that we've been spending time with. >> reporter: like justin bemis, a world away in vermont. >> this is your first time seeing someone who uses heroin? >> reporter: jorge says he's trying to convince his community to grow legal crops but he needs the government's suppor

. >> reporter: jay bergman was in charge of the dea's south our interview. he's worked in colombia for the last 15 years. >> can you blame them? they're making a lot more money with these poppy plants than they would with berries. >> i can blame them because there's lots of people that aren't. there's lots of people understanding the harm effect that say, i'm not doing it. even though it might be profitable. >> reporter: we travel to the state of alca where most of >> how many families do you know who are growing poppy? >> reporter: i've been invited by the indigenous group nause local rebels control drug you can see now that they're heal. they haven't been used in that way in a long time. >> i mean, i have a hard time even remembering like why -- the grasp it has on you. >> reporter: justin was taking soboxone daily. as part of his treatment program he had to meet with dr. logan and attend weekly group meetings. >> it's about time i take my other half dose. it's like a thin -- >> just that little thing? >> that's a little less than half a one. >> reporter:

bergman joins me with more details on that. >> the new system will be unveiled in the upcoming days. that is according to jay johnson. give a miss hit earlier this morning. the national terrorism advisory system. the threshold, the bar has been set too high. it replaced the color-coded system. johnson said, part of what they are trying to accomplish with this new system is having a level. having a specific credible threat. kind of a way to be able to engage the american public more. all of this comes after the president gave his speech here at the oval office last night. the san bernardino shootings were being investigated as terrorism. >> i want to turn to retired attorney general with more on what needs to be done right now to fight isis. we just learned that the head of isis in libya has been killed in a drone strike. nonetheless, clearly still many more isis fighters and leaders that need to be taken down. how would you sum up where we are right now? >> the president said right now that the thread is evolving. it is not evolving. it is growing. they are winning. the perception in the muslim world is that they are