Argentine riot police hold back thousands of dollar buyers waiting to
change money outside the Banco Nacion, March 26, 2002, as the Argentine
peso has lost over two thirds of its value since a devastating
four-year recession forced a devaluation in early January. The Central
Bank introduced new measures to tighten controls of the foreign
exchange market and halt the slide the peso that threatens to throw the
government's economic policy into turmoil. REUTERS/Enrique Marcarian

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