Riot police confront students opposed to President Nicolas Maduro's government in San Cristobal, Venezuela, on Monday. Pope Francis met with Maduro on Monday night to discuss the crisis in Venezuela. George Castellanos/AFP/Getty Images hide caption

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George Castellanos/AFP/Getty Images

Pope Francis waves to the crowd from the popemobile after an open-air mass in Armenia's second-largest city of Gyumri on Saturday. Tiziana Fabi /AFP/Getty Images hide caption

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Tiziana Fabi /AFP/Getty Images

Pope Francis Urges World To Never Forget Armenian Genocide

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Pope Francis looks on during a penitential ceremony on March 4 at St. Peter's Basilica in Vatican City. Francis has imposed new financial rules on those working to promote the canonization of potential saints. Tiziana Fabi/AFP/Getty Images hide caption

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Polish nuns do most of the cooking at the Vatican. Here, they prepare sweets for the Feast of St. Nicholas. Katarzyna Artymiak/Courtesy of Sophia Institute Press hide caption

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Katarzyna Artymiak/Courtesy of Sophia Institute Press

Peter Saunders, a British advocate for survivors of sexual abuse by priests, in Rome on Saturday. Saunders is a high-profile abuse survivor and critic of the Vatican — and until Saturday, was a member of Pope Francis' sex abuse advisory commission. Gregorio Borgia/AP hide caption

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Gregorio Borgia/AP

The closing ceremony of the Second Vatican Council in St. Peter Square on Dec. 9, 1965. Forty bishops pledged to forsake worldly goods, but the agreement was largely ignored. Pope Francis' emphasis on helping the poor has revived talk about the Pact of the Catacombs. Keystone-France/Gamma-Keystone via Getty Images hide caption

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Keystone-France/Gamma-Keystone via Getty Images

Pope Francis' Emphasis On Poverty Revives The 'Pact of The Catacombs'

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Journalists Emiliano Fittipaldi, left, and Gianluigi Nuzzi face criminal charges, along with three former Vatican officials. They're seen here at events publicizing their new books about financial dealings in the Catholic Church. AP hide caption

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AP

The balconies of St. Peter's at the Vatican in Rome. The two people arrested Monday were members of a committee convened by Pope Francis in 2013 to keep him abreast of financial reforms in the Vatican government. Giuseppe Ciccia/Barcroft Media /Landov hide caption

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Giuseppe Ciccia/Barcroft Media /Landov

Vatican spokesman Rev. Federico Lombardi (right) is denying claims in Italian newspapers that Pope Francis has a benign brain tumor. The rumors are part of an attempt to undermine the pope, the Vatican says. Andrew Medichini/AP hide caption

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Andrew Medichini/AP

Pope Francis is greeted by President Obama after arriving outside Washington, D.C., on Tuesday. Chip Somodevilla/Getty Images hide caption

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Chip Somodevilla/Getty Images

The Complicated History Of Popes And U.S. Presidents

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Pope Francis' embracing of the digital world and social media has given new meaning to the word "followers" for the Catholic Church. Gabriel Bouys/AFP/Getty Images hide caption

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Gabriel Bouys/AFP/Getty Images

Nuns greet Pope Francis as he arrives to lead the weekly audience in Saint Peter's Square at the Vatican on Thursday. The pope, speaking at his weekly general audience, said sometimes separation is "morally necessary." Tony Gentile/Reuters/Landov hide caption

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Tony Gentile/Reuters/Landov

Pope Francis prays during his general audience in Saint Peter's Square at the Vatican on June 3. The pope has made statements supporting the idea that climate change is man-made, and his upcoming encyclical on the environment and poverty is highly anticipated. Vincenzo Pinto/AFP/Getty Images hide caption

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Vincenzo Pinto/AFP/Getty Images

Will Pope's Much-Anticipated Encyclical Be A Clarion Call On Climate Change?

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