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Pope Francis delivers a speech during the Second World Meeting of the Popular Movements in Santa Cruz, Bolivia, on July 9, 2015. Pope Francis, a champion of the poor and social justice, on Thursday called on a million faithful to reject today's consumer society, at an open-air mass in Bolivia, South America's poorest nation. AFP PHOTO/CRIS BOURONCLE (Photo credit should read CRIS BOURONCLE/AFP/Getty Images)

Pope Francis delivers a speech during the Second World Meeting of the Popular Movements in Santa Cruz, Bolivia, on July 9, 2015. Pope Francis, a champion of the poor and social justice, on Thursday called on a million faithful to reject today's consumer society, at an open-air mass in Bolivia, South America's poorest nation.   AFP PHOTO/CRIS BOURONCLE        (Photo credit should read CRIS BOURONCLE/AFP/Getty Images)