Pope Francis celebrates a mass in St. Peter's Basilica at the Vatican, Sunday, Oct. 5, 2014 to open the extraordinary Synod on the family. Pope Francis on Sunday opened a two-week meeting of bishops and cardinals from around the world aimed at making the church's teaching on family life ? marriage, sex, contraception, divorce and homosexuality ? relevant to today's Catholic families. (AP Photo/Alessandra Tarantino)