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VATICAN CITY, VATICAN - MARCH 06: Filipino cardinal Luis Antonio Tagle (L) and archbishop of Mexico City cardinal Norberto Rivera Carrera (2nd L) attend a meeting of prayer at St. Peter's Basilica on March 6, 2013 in Vatican City, Vatican. The start-date of the conclave to elect a new Pope, following the resignation of Pope Benedict XVI, has yet to be confirmed as many cardinals have sought more time to discuss the issues currently facing the Catholic church. (Photo by Franco Origlia/Getty Images)
VATICAN CITY, VATICAN - MARCH 06: Filipino cardinal Luis Antonio Tagle (L) and archbishop of Mexico City cardinal Norberto Rivera Carrera (2nd L) attend a meeting of prayer at St. Peter's Basilica on March 6, 2013 in Vatican City, Vatican. The start-date of the conclave to elect a new Pope, following the resignation of Pope Benedict XVI, has yet to be confirmed as many cardinals have sought more time to discuss the issues currently facing the Catholic church. (Photo by Franco Origlia/Getty Images)

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