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

 

              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
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)