just how venezuela reached this point i am joined via skype from caracas, by reuters reporter brian ellsworth. this is an interest being development. how bad is the lack of medical supplies? i've heard that there have been protests on the streets about this. >> yes, the situation is quite severe. the pharmaceutical industry estimates that you have perhaps one in six chance of finding a given medication often the shelf, many medicines are not available. a simple antiinflammatory or park in songs medication or hypertension medication. the result is that people simply go without medication they need, and you go on social media and you'll see there's a constant flood of requests from people who say, can you help me get this medication for this person. there are groups all over the world who have made up of venezuelans, the situation is severe any of that without a major change in the way the economy functions it's probably going to continue to be a problem. >> sreenivasan: is there now a black market for medications when there's such an incede ibl shortage of things or has the price just skyrocke