Nuns attend Pope Benedict XVI’s last Angelus noon prayer, in St. Peter’s Square, at the Vatican, Sunday, Feb. 24, 2013. The last chance for a
Nuns attend Pope Benedict XVI's last Angelus noon prayer, in St. Peter's Square, at the Vatican, Sunday, Feb. 24, 2013. The last chance for a Sunday blessing from Pope Benedict XVI from his studio window is drawing a crowd to St. Peter's Square. Benedict, 85, steps down on Thursday, the first pontiff to resign in 600 years. He'll hold his last public audience in the square on Wednesday. ((AP Photo/Alessandra Tarantino))