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China will host its biggest military parade ever on Wednesday to commemorate the 80th anniversary of the end of World War II. Joining Chinese Prime Minister Xi Jinping will be Russia's Vladimir Putin and North Korea's Kim Jong Un. CBS News national security contributor Sam Vinograd breaks down the annual Shanghai Cooperation Organization summit in China, which more than 20 world leaders attended, including Russia and India, and what it means for the U.S. on the global stage.

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