** FILE ** This April 19, 2005, file photo shows Pope Benedict XVI greeting the crowd from the central balcony of St. Peter's Basilica moments after being elected, at the Vatican. On Monday, Feb. 11, 2013. Benedict XVI announced he would resign Feb. 28, the first pontiff to do so in nearly 600 years. The decision sets the stage for a conclave to elect a new pope before the end of March. (AP Photo/Domenico Stinellis/FILE)

Photo by: Domenico Stinellis

** FILE ** This April 19, 2005, file photo shows Pope Benedict XVI greeting the crowd from the central balcony of St. Peter's Basilica moments after being elected, at the Vatican. On Monday, Feb. 11, 2013. Benedict XVI announced he would resign Feb. 28, the first pontiff to do so in nearly 600 years. The decision sets the stage for a conclave to elect a new pope before the end of March. (AP Photo/Domenico Stinellis/FILE)