Regulator Wall Street
FILE - In this June 22, 2009 file photo, U.S. Commodity Futures Trading Commission Chairman Gary Gensler testifies on Capitol Hill in Washington, before the Senate Banking Committee. Gensler criticized Wall Street's stance on proposed new oversight for the shadowy $600 trillion derivatives market Thursday, March 11, 2010. Derivatives have been blamed for hastening the 2008 financial crisis.(AP Photo/Susan Walsh, file)
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