. >>> and deborah potter has the final report in our series on the large and growing number of americansho say they have no religious affiliation. what effect might these unaffiliated have on all organized religion? major funding of religion and ethics news weekly is provided by -- >>> welcome. i'm bob abernethy. it's good to have you with us. man catholics around the world this week welcomed their new leader amid many expectations and questions about what the papacy of pope francis may hold. cardinal jorge mario bergoglio of buenos aires was elected pope wednesday, choosing the name francis in reference, the vatican said, to st. francis of assisi. he is the first pope to take that name. he is also the first jesuit to become pope and the first pope from south america. francis is known for his advocacy on the part of the poor and for his humility. in argentina, he lived simply in a small apartment, often cooked for himself, and took the bus or subway every day instead of a chauffeured car. he is also a staunch social conservative, who strongly opposes abortion and protested vigorously aga