Chairman of the Federal Reserve, Ben Bernanke speaks at a the Federal Reserve Bank of Chicago’s 47th Annual Conference on Bank Structure and Competition Thursday, May 5, 2011, in Chicago. Regulators... more 
Chairman of the Federal Reserve, Ben Bernanke speaks at a the Federal Reserve Bank of Chicago’s 47th Annual Conference on Bank Structure and Competition Thursday, May 5, 2011, in Chicago. Regulators must better understand threats to the financial system to be able to prevent another crisis, Bernanke acknowledged Thursday. less 
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Associated Press | Photo By M. Spencer Green
Thu, May 5, 2011 1:13 PM EDT