A girl plays as Canadian Cardinal Marc Ouellet celebrates mass at the Santa Maria in Transpontina church...
A girl plays as Canadian Cardinal Marc Ouellet (rear) celebrates mass at the Santa Maria in Transpontina church in Rome March 10, 2013. Roman Catholic cardinals will enter a conclave to elect a successor to Pope Benedict on March 12, the Vatican said on Friday, with no clear favorite emerging so far to take charge of the troubled Church. REUTERS/Paul Hanna (ITALY - Tags: RELIGION)