In the opening ceremony of Rio's Olympic Games, Brazil's favelas, or shantytowns, were showcased as the birthplace of a lot of Brazil's culture.
That was showbiz. In three of the most iconic communities, the reality of how these Olympics are affecting favela residents is more complicated.
Brazil is one of the most unequal countries in the world. In Rio, at least 25 percent of the population lives in impoverished communities.
Take Santa Marta. Perched above Rio's expensive South Zone, it's the city's most internationally famous favela.