CHICAGO, IL - OCTOBER 03: CME Group Executive Chairman Terry Duffy during "Cavuto" on Fox Business Network live from the River Walk at Trump International Hotel & Tower on October 3, 2011 in Chicago, ... more 
CHICAGO, IL - OCTOBER 03: CME Group Executive Chairman Terry Duffy during "Cavuto" on Fox Business Network live from the River Walk at Trump International Hotel & Tower on October 3, 2011 in Chicago, Illinois. (Photo by Daniel Boczarski/Getty Images) less 
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Getty Images | Photo By Daniel Boczarski / Getty Images
Tue, Oct 4, 2011 1:02 AM EDT