Piglets stand in a pen at a Interessengemeinschaft der Schweinehalter Deutschlands (ISN) consortium pig farm in Lohne, Germany, on Tuesday, May 27, 2014. European Union pig farms are missing out on a boom in U.S. prices after Russia banned imports from the 28-country bloc, spurring Brussels to file a World Trade Organization case today after talks to reopen trade failed. Photographer: Krisztian Bocsi/Bloomberg via Getty Images