World Leaders Arrive at G20 (20 images)

Updated: Dec. 31, 1969 at 7:00 PM
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Group of 20 nations leaders, from left, Felipe Calderon, president of Mexico, Cristina Fernandez de Kirchner, president of Argentina, and Dmitry Medvedev, president of Russia, wait for a G-20 family photo on day two of the G-20 summit in Pittsburgh, Pennsylvania on September 25, 2009. G-20 leaders are working on an accord to prevent a repeat of the worst global financial crisis since the Great Depression and ensure a sustained recovery. UPI/Andrew Harrer/Pool
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