VATICAN CITY, VATICAN - APRIL 22: Vatican secretary of State cardinal Pietro Parolin meets with Prince Hans-Adam of Liechtenstein, his wife Princess Marie and Hereditary Prince Alois of Liechtenstein and his wife Princess Sophie of Liechtenstein during an audience at the Apostolic Palace on April 22, 2017 in Vatican City, Vatican. Pope Francis will travel to Egipt from 28 to 29 April 2017, visiting the city of Cairo. (Photo by Franco Origlia/Getty Images)
VATICAN CITY, VATICAN - APRIL 22: Pope Francis exchanges gifts with Prince Hans-Adam of Liechtenstein, his wife Princess Marie and Hereditary Prince Alois of Liechtenstein and his wife Princess Sophie of Liechtenstein during an audience at the Apostolic Palace on April 22, 2017 in Vatican City, Vatican. Pope Francis will travel to Egypt fto visit Cairo on 28 to 29 April 2017. (Photo by Franco Origlia/Getty Images)
VATICAN CITY, VATICAN - APRIL 22: Pope Francis exchanges gifts with Prince Hans-Adam of Liechtenstein, his wife Princess Marie and Hereditary Prince Alois of Liechtenstein and his wife Princess Sophie of Liechtenstein during an audience at the Apostolic Palace on April 22, 2017 in Vatican City, Vatican. Pope Francis will travel to Egypt fto visit Cairo on 28 to 29 April 2017. (Photo by Franco Origlia/Getty Images)
VATICAN CITY, VATICAN - APRIL 22: Prince Hans-Adam of Liechtenstein and his wife Princess Marie arrive at Vatican for an audience with Pope Francis at the Apostolic Palace on April 22, 2017 in Vatican City, Vatican. Pope Francis will travel to Egypt fto visit Cairo on 28 to 29 April 2017. (Photo by Franco Origlia/Getty Images)
