Cardinals attend a mass at the St Peter's basilica before the start of the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
U.S. cardinal James Michael Harvey (R) attends a mass at the St Peter's basilica before the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Senegalese cardinal Theodore-Adrien Sarr (C) and Italian cardinal Angelo Scola (R) follow a grand mass in St Peter's Basilica ahead of a papal election conclave on March 12, 2013 in St Peter's basilica at the Vatican.(Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Dean of the College of Cardinals Angelo Sodano leads a mass at the St Peter's basilica on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Cardinals attend a mass at the St Peter's basilica before the start of the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Colombian cardinal Ruben Salazar Gomez (C) attends a mass at the St Peter's basilica before the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Cardinal Timothy Dolan attends a mass at the St Peter's basilica before the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
People line up outside St Peter's Basilica on Tuesday, March 12, 2013. (credit: Juliet Papa/1010 WINS)
Cardinals Attend Mass In St Peter's Basilica
Nigerian cardinal John Onaiyekan attends a mass at the St Peter's basilica before the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
A Swiss guard stands next to cardinals during a mass at the St Peter's basilica on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Cardinal Timothy Dolan attends a mass at the St Peter's basilica before the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Dean of the College of Cardinals Angelo Sodano leads a mass at the St Peter's basilica on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
An assistant holds a candle during a mass at the St Peter's basilica before the conclave on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)
Cardinals Attend Mass In St Peter's Basilica
Picture of an empty seat surrounded by cardinals taken during a mass at the St Peter's basilica on March 12, 2013 at the Vatican. (Photo by GABRIEL BOUYS/AFP/Getty Images)