U.S. Commerce Secretary Gary Locke (L) and U.S. Trade Representative Ron Kirk (C) speak to a member of the audience after President Barack Obama signed the Manufacturing Enhancement Act of 2010 in the East Room of the White House in Washington, August 11, 2010. The bill is aimed at helping U.S. manufacturers by temporarily suspending import duties on a long list of raw materials they use to make finished products. REUTERS/Jason Reed (UNITED STATES - Tags: BUSINESS POLITICS)