"60 MINUTES" LISTINGS FOR SUNDAY, MARCH 17, 2013

AMERICAN NUNS - One of the pressing problems newly elected Pope Francis may want to address is the disillusionment among American nuns. Many were shocked last year when the group that represents most of them was reprimanded by the Vatican, which said the nuns' liberal ideas were undermining the Church. Bob Simon reports. Tanya Simon and Andrew Metz are the producers.

THE INNOVATOR - Twitter creator Jack Dorsey tells Lara Logan about his brainstorm for the popular social medium, his separation and reunion with the company and his current venture, Square. Tom Anderson is the producer.

HIT MAN - John Veasey used to kill people for a living as a hit man in the Philadelphia mob. Today, Veasey drives a church bus and attends weekly worship as a born-again Christian in a Middle American suburb. Has he really changed? Byron Pitts reports. Clem Taylor is the producer.