FILE - In this April 18, 2013 file photo, Labor Secretary nominee Thomas Perez testifies on Capitol Hill in Washington before the Senate Health, Education, Labor and Pensions Committee hearing on his ... more 
FILE - In this April 18, 2013 file photo, Labor Secretary nominee Thomas Perez testifies on Capitol Hill in Washington before the Senate Health, Education, Labor and Pensions Committee hearing on his nomination. Senate Democrats are delaying a confirmation vote on Perez after Republicans threatened to use a separate hearing to criticize his handling of a whistleblower case. (AP Photo/Molly Riley, File) less 
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Associated Press | Photo By Molly Riley, File
Wed, Apr 24, 2013 1:17 PM EDT