Pope Francis (C-L) walks after being welcomed by interim leader of the Central African Republic, Catherine Samba Panza (Rear C) after landing in Bangui on November 29, 2015. Pope Francis arrived as "a pilgrim of peace" in conflict-ridden Central African Republic on November 29, flying in from Uganda on what will be the most dangerous destination of his three-nation Africa tour. AFP PHOTO / GIANLUIGI GUERCIA