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Now Playing: 09-17-12 Marketplace Mid-day Update

A year after protesters descended upon Zuccotti Park to call for financial reform, we look at the legacy of Occupy Wall Street. The Obama administration plans to launch a new trade complaint against China, arguing that it unfairly subsidizes exports of car parts. Plus, China may spend $15 billion buying a bank in Europe, GM wants the government to sell its remaining shares in the automaker, and the teacher's strike continues in Chicago.