Wed Nov 11, 8:57 PM ET

Protesters gesture in downtown Mexico City November 11, 2009. The Mexican Electricity Workers Union called for another massive protest, challenging Mexico's President Felipe Calderon's plans to clean up the bloated public sector after Calderon shut down the money-losing state-owned power utility Luz y Fuerza del Centro (LFC) on October 11. REUTERS/Eliana Aponte (MEXICO POLITICS CONFLICT BUSINESS ENERGY)

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