Argentina's First Lady and presidential race front-runner Cristina Fernandez de Kirchner listens to the national anthem before a lunch to commemorate the 120th anniversary of the Argentine Industrilist Union (UIA) in Buenos Aires September 6, 2007. With a huge lead in the polls, Fernandez has run a low-key campaign, focusing on international trips and speeches to business leaders. REUTERS/Enrique Marcarian (ARGENTINA)