Their drama is part of a deepening regional humanitarian crisis set off by the exodus of tens of thousands of Venezuelans who are voting with their feet and abandoning their country, mainly into neighboring Colombia, and also Ecuador and Peru.
Economists say the plan announced on Friday is likely to escalate the crisis facing the once-prosperous country that is now suffering from Soviet-style product shortages and a mass exodus of citizens fleeing for nearby South American countries.
We were looking for a tributary of the Amazon that starts in the Brazilian state of Mato Grosso. The answer is the Xingu River. Researchers working near the source of the river have un-covered traces of ancient settlements -- known as "lost cities" -- buried under a thick layer of jungle. Lisa Mullins speaks with Michael Heckenberger, a professor of Anthropology at the University of Florida who led an expedition to the region.
Amazon rainforest activist Chico Mendes was murdered 20 years ago today. Anchor Lisa Mullins speaks with BBC environmental correspondent Tim Hirsch about Mendes' legacy and the ongoing struggles in Brazil to slow deforestation.