Pope Francis greets President of Colombia Juan Manuel Santos Calderon at the end of the Holy Mass and Canonization Ceremony at St. Peter's Square on May 12, 2013 in Vatican City, Vatican. The pontiff today canonized over 800 new saints; Antonio Primaldo and his companions, martyrs of Otranto in Italy; first Colombian Saint in history Laura di Santa Caterina da Siena Montoya y Upegui, virgin and foundress; and the Mexican Maria Guadalupe Garcia Zavala, co-foundress.