VATICAN CITY, VATICAN - DECEMBER 14: President of Sri Lanka, Maithripala Sirisena (R), flanked by Prefect of the Pontifical House Georg Ganswein (C), arrives at the Apostolic Palace for a meeting with Pope Francis on December 14, 2015 in Vatican City, Vatican. Their discussions focused on certain aspects of the country's recent history and the process of peace and reconciliation that is underway, with the hope that it may contribute to promoting stable social harmony. (Photo by Vatican Pool/Getty Images)