Members of the former Central African Armed Forces (FACA) and anti-balaka militian take part in a drill in the suburbs of Bangui, on December 17, 2013. Anti-balaka is the term used to refer to the Christian militias formed in the Central African Republic after the rise to power of Michel Djotodia, leader of the mostly Muslim rebel coalition known as Seleka that overthrew François Bozizée in March 2013. AFP PHOTO / FRED DUFOUR