When a trade agreement backfires: In search of U.S. cars in S. Korea - Decoder (6:25) 

The U.S. free trade agreement with South Korea, one of the most significant in decades, went into effect in March. President Obama predicts it will create over 70,000 jobs. But Reuters columnist David Cay Johnston says previous trade deals have actually cost the U.S. millions of jobs. (July 31, 2012)

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