Graffiti artist Mauro Palotta says Pope Francis is the only world leader who stands on the side of the people. Sylvia Poggoli/NPR hide caption

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Cardinals gathered in Vatican City on Monday, a day before the papal selection process known as the conclave begins. Jeff J Mitchell/Getty Images hide caption

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Christmas chocolate and sweets on display at a Christmas market at Piazza Navona on Dec. 20 in Rome. Alberto Pizzoli/AFP/Getty Images hide caption

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