Michael Cacace, left, of Getco Securities, talks to Steven Capo of Jeffreys Execution Services on the floor of the New York Stock Exchange on the one year anniversary of the 'flash crash,' Friday, May... more 
Michael Cacace, left, of Getco Securities, talks to Steven Capo of Jeffreys Execution Services on the floor of the New York Stock Exchange on the one year anniversary of the 'flash crash,' Friday, May 6, 2011, in New York. less 
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Associated Press | Photo By Henny Ray Abrams
Fri, May 6, 2011 10:27 AM EDT