Chief negotiators for the Transatlantic Trade and Investment Partnership (TTIP) Dan Mullaney (L) of the United States and Ignacio Garcia Bercero of the European Union (EU) deliver a joint press conference following the sixth round of negotiations at the EU Commission headquarters in Brussels on July 18, 2014. AFP PHOTO / THIERRY CHARLIER        (Photo credit should read THIERRY CHARLIER/AFP/Getty Images)