The sign for the National Labor Relations Board is seen on the building that houses their headquarters in downtown Washington, Wednesday, July 17, 2013. For such a tiny government agenc

 

              The sign for the National Labor Relations Board is seen on the building that houses their headquarters in downtown Washington, Wednesday, July 17, 2013. For such a tiny government agenc
The sign for the National Labor Relations Board is seen on the building that houses their headquarters in downtown Washington, Wednesday, July 17, 2013. For such a tiny government agency, the NLRB has played an outsize role in the heated Senate filibuster fight over Obama administration nominations. But the board has long been at the center of a decades-long clash between labor unions looking to organize new members and business groups seeking to limit the role of unions in the workplace. (AP Photo/Jon Elswick)