. >> nelvy carmona tells us she's been standing in line at this state-controlled market since 5 am. >> well everything being sold here at the subsidized rate is basic foodstuffs. it's things like beans and milk and sugar. and you can see on the packets here there's actually revolutionary illustrations with an article from the constitution saying every venezuelan deserves the right to a free education. >> yajaira campos manages the operation. she says inflation is a big problem for everyone, but that here in this neighborhood there haven't been any protests. >> on the other side of town, caracas's wealthier residents line up for cappuccino and italian ice cream. while those participating in the protests aren't exclusively middle and upper class, it's in these neighborhoods - the most affluent ones in the city - that the majority of the blockades have occurred. >> well sitting here it doesn't look like the kind of neighborhood where people are suffering from an economic crisis. but this is actually very close to one of the main protest encampments. it's just down the road here. >> a few