An unidentified young priest waves an American flag from the balcony of the Pontifical North American College, in Rome, Thursday, Feb. 28, 2013, a he waits to see the helicopter taking

 

              An unidentified young priest waves an American flag from the balcony of the Pontifical North American College, in Rome, Thursday, Feb. 28, 2013, a he waits to see the helicopter taking
An unidentified young priest waves an American flag from the balcony of the Pontifical North American College, in Rome, Thursday, Feb. 28, 2013, a he waits to see the helicopter taking Pope Benedict XVI from the Vatican to Castel Gandolfo. Benedict XVI greeted the faithful for the last time as pope on Thursday, telling tearful well-wishers that he is beginning the final stage of his life as "simply a pilgrim," hours before he becomes the first pontiff in 600 years to resign. (AP Photo/Angelo Carconi)