Youths wave the flags of Brazil, top, Paraguay and Argentina, bottom, as they wait for a meeting with Pope Francis in Asuncion, Paraguay, Sunday, July 12, 2015. During a weeklong visit to three of South America's poorest countries, Francis confirmed himself as spokesman of the world's most disenfranchised by giving voice to the voiceless and insisting the powerful finally listen to their plight and fix the global economic system to address their interests and not just those of the wealthy. (AP Photo/Jorge Saenz)