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Pope Benedict XVI is welcomed by bishops at the end of his weekly general audience in St. Peter's Square at Vatican on April 18, 2102. AFP PHOTO / VINCENZO PINTO (Photo credit should read VINCENZO PINTO/AFP/Getty Images)
Speculation is mounting over who will succeed Pope Benedict the sixteenth. Will it be a liberal or a conservative, and what does that even mean?
Joining us to define terms is senior correspondent for the National Catholic Reporter, John Allen.