Behind the scenes there's a battle raging within the Catholic Church. Reformists and traditionalists are divided over the possible relaxing of Church rules over family matters. Single parents, homosexual couples and divorcees are some of the topics that are now being discussed in a synod presided by Pope Francis. Our correspondents in Rome, Natalia Mendoza and Alice Philipson, met some of the families torn between their family lives and their faith. Can a compromise ever be found?
