What’s Behind the Summit of South American Nations in Brasilia?

Presenter: Adrian Finighan, Guests: Temir Porras Ponceleon, Guillaume Long, Danny Shaw Aljazeera
Brazil’s president wants economic and political bloc to benefit region. Leaders from South America’s 12 nations are meeting in Brazil. Their host president, Luiz Inacio Lula da Silva, is calling for more unity and even a new single currency.
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