(01 of13)
Open Image ModalIn this picture provided by the Vatican newspaper L\'Osservatore Romano, Pope Francis speaks with a child during his visit at the Bambino Gesu\' pediatric hospital, in Rome, Saturday, Dec. 21, 2013. Francis spent three hours visiting patients and their families and is the fifth pontiff to visit the hospital, which is controlled by the Vatican\'s secretary of state. (AP Photo/L\'Osservatore Romano, ho) (credit:AP)
(02 of13)
Open Image ModalIn this picture provided by the Vatican newspaper L\'Osservatore Romano, Pope Francis arrives in a corridor where a red sign with writing in Italian reads \"Welcome Pope Francis, thank you\" at the Bambino Gesu\' pediatric hospital, in Rome, Saturday, Dec. 21, 2013. Francis spent three hours visiting patients and their families and is the fifth pontiff to visit the hospital, which is controlled by the Vatican\'s secretary of state. (AP Photo/L\'Osservatore Romano, ho) (credit:AP)
(03 of13)
Open Image ModalPope Francis caresses a child as he arrives at the \"Bambin Gesu\'\" children\'s hospital in Rome, Saturday, Dec. 21, 2013. (AP Photo/Gregorio Borgia) (credit:AP)
ITALY-POPE-HOSPITAL-VISIT(04 of13)
Open Image ModalPope Francis is welcomed by children has he arrives for a visit at the \'Bambino Gesu\' children\'s hospital on December 21, 2013 in Rome. AFP PHOTO / ALBERTO PIZZOLI (Photo credit should read ALBERTO PIZZOLI/AFP/Getty Images) (credit:Getty Images)
ITALY-POPE-HOSPITAL-VISIT(05 of13)
Open Image ModalPope Francis is welcomed by children has he arrives for a visit at the \'Bambino Gesu\' children\'s hospital on December 21, 2013 in Rome. AFP PHOTO / ALBERTO PIZZOLI (Photo credit should read ALBERTO PIZZOLI/AFP/Getty Images) (credit:Getty Images)
ITALY-POPE-HOSPITAL-VISIT(06 of13)
Open Image ModalPope Francis is welcomed by children has he arrives for a visit at the \'Bambino Gesu\' children\'s hospital on December 21, 2013 in Rome. AFP PHOTO / ALBERTO PIZZOLI (Photo credit should read ALBERTO PIZZOLI/AFP/Getty Images) (credit:Getty Images)
(07 of13)
Open Image ModalPope Francis caresses a child as he arrives at the \"Bambin Gesu\'\" children\'s hospital in Rome, Saturday, Dec. 21, 2013. (AP Photo/Gregorio Borgia) (credit:AP)
(08 of13)
Open Image ModalPope Francis caresses a child as he arrives at the \"Bambin Gesu\'\" children\'s hospital in Rome, Saturday, Dec. 21, 2013. (AP Photo/Gregorio Borgia) (credit:AP)
(09 of13)
Open Image ModalPope Francis caresses a child as he arrives at the \"Bambin Gesu\'\" children\'s hospital in Rome, Saturday, Dec. 21, 2013. (AP Photo/Gregorio Borgia) (credit:AP)
(10 of13)
Open Image ModalIn this picture provided by the Vatican newspaper L\'Osservatore Romano, Pope Francis greets hospital staff during his visit at the Bambino Gesu\' pediatric hospital, in Rome, Saturday, Dec. 21, 2013. Francis spent three hours visiting patients and their families and is the fifth pontiff to visit the hospital, which is controlled by the Vatican\'s secretary of state. (AP Photo/L\'Osservatore Romano, ho) (credit:AP)
(11 of13)
Open Image ModalIn this picture provided by the Vatican newspaper L\'Osservatore Romano, Pope Francis walks with children during his visit at the Bambino Gesu\' pediatric hospital, in Rome, Saturday, Dec. 21, 2013. Francis spent three hours visiting patients and their families and is the fifth pontiff to visit the hospital, which is controlled by the Vatican\'s secretary of state. (AP Photo/L\'Osservatore Romano, ho) (credit:AP)
(12 of13)
Open Image ModalIn this picture provided by the Vatican newspaper L\'Osservatore Romano, Pope Francis speaks with patient Giorgia, no last name available, at the Bambino Gesu\' pediatric hospital, in Rome, Saturday, Dec. 21, 2013. Francis spent three hours visiting patients and their families and is the fifth pontiff to visit the hospital, which is controlled by the Vatican\'s secretary of state. (AP Photo/L\'Osservatore Romano, ho) (credit:AP)
(13 of13)
Open Image ModalIn this picture provided by the Vatican newspaper L\'Osservatore Romano, Pope Francis is framed by a Christmas tree as he visits a ward at the Bambino Gesu\' pediatric hospital, in Rome, Saturday, Dec. 21, 2013. Francis spent three hours visiting patients and their families and is the fifth pontiff to visit the hospital, which is controlled by the Vatican\'s secretary of state. (AP Photo/L\'Osservatore Romano, ho) (credit:AP)