Sen. Charles Grassley, R-Iowa, the Senate Judiciary Committee's ranking member listens to testimony from Homeland Security Secretary Janet Napolitano, on Capitol Hill in Washington, Wednesday, April ... more 
Sen. Charles Grassley, R-Iowa, the Senate Judiciary Committee's ranking member listens to testimony from Homeland Security Secretary Janet Napolitano, on Capitol Hill in Washington, Wednesday, April 25, 2012, during the committee's hearing on the Secret Service prostitution scandal that embarrassed the White House and overshadowed the president's visit to a Latin American summit. (AP Photo/Susan Walsh) less 
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Associated Press | Photo By Susan Walsh
Wed, Apr 25, 2012 11:27 AM EDT