Faithful gather to listen to pope Benedict XVI's Angelus prayer in St. Peter's square at the Vatican, Sunday, Feb. 17, 2013. Pope Benedict XVI blessed the faithful from his window overlooking St. Peter's Square for the first time since announcing his resignation, cheered by an emotional crowd of tens of thousands of well-wishers from around the world. (AP Photo/Gregorio Borgia)

Associated Press
Faithful gather to listen to pope Benedict XVI's Angelus prayer in St. Peter's square at the Vatican, Sunday, Feb. 17, 2013. Pope Benedict XVI blessed the faithful from his window overlooking St. Peter's Square for the first time since announcing his resignation, cheered by an emotional crowd of tens of thousands of well-wishers from around the world. (AP Photo/Gregorio Borgia)
Faithful gather to listen to pope Benedict XVI's Angelus prayer in St. Peter's square at the Vatican, Sunday, Feb. 17, 2013. Pope Benedict XVI blessed the faithful from his window overlooking St. Peter's Square for the first time since announcing his resignation, cheered by an emotional crowd of tens of thousands of well-wishers from around the world. (AP Photo/Gregorio Borgia)