Pope Francis holds a cross during a meeting with cardinals and bishops at the Archbishop's Palace in Rio de Janeiro, Brazil on July 27, 2013. Pope Francis urged the Brazilian Roman Catholic Church on Saturday to win back believers who abandoned it for other religions or lost faith. AFP PHOTO / POOL - LUCA ZENNARO
Pope Francis waves to the crowd as he drives around St Peter's Square ahead of his first weekly general audience as pope on March 27, 2013 in Vatican City, Vatican. Pope Francis held his weekly general audience in St Peter's Square today
Credit: Christopher Furlong
Pope Francis waves from the Popemobile on his way to attend the Via Crucis on Copacabana Beach during World Youth Day celebrations on July 26, 2013 in Rio de Janeiro, Brazil. More than 1.5 million pilgrims are expected to join the pontiff for his visit to the Catholic Church's World Youth Day celebrations which is running July 23-28.
Credit: Buda Mendes
Pope Francis prays in front of the statue of the Immaculate Conceptionon at Spanish Steps December 8, 2013 in Rome, Italy. Following a tradition laid out by his predecessors, Pope Francis celebrated the Feast of the Immaculate Conception by travelling to Spanish Steps where he venerated the statue named for the Marian Feast. The statue of the Immaculate Conception was consecrated on December 8, 1857 several years after the dogma which states that Mary was conceived without the stain of original sin was adopted by the Church.
Credit: Franco Origlia
Pope Francis greets the faithful as he holds Easter Mass in St. Peter's Square on April 20, 2014 in Vatican City, Vatican. Pope Francis is attending the Holy Week for his second time as a Pontiff.
Credit: Franco Origlia
In this handout provided by the Israeli Government Press Office (GPO), Pope Francis prays at the Western Wall, on May 26, 2014 in Jerusalem, Israel. Pope Francis arrived in Israel on Sunday afternoon, a day after landing in the Middle East for his first visit to the Holy Land. During his visit to the West Bank the Pontiff addressed the Israeli-Palestinian conflict as 'unacceptable' and urged both sides to find courage in seeking a peaceful solution.
Pope Francis delivers his Christmas Day message from the central balcony of St Peter's Basilica on December 25, 2014 in Vatican City, Vatican. The 'Urbi et Orbi' blessing (to the city and to the world) is recognised as a Christmas tradition by Catholics with the Pope Francis focusing this year on the peace in the world.