John Paul II's funeral

Cardinal William Wakefield Baum watches as the remains of Pope John Paul II resting in a wooden casket is carried into St. Peter's square during the funeral Mass at the Vatican, Friday, April 8, 2005, in Vatican City. Presidents, prime ministers and kings joined pilgrims and prelates in St. Peter's Square on Friday to bid farewell to Pope John Paul II at a funeral service that drew millions to Rome for one of the largest religious gatherings of modern times.(AP Photo/Tom Hanson)

In this photo made available by the Vatican newspaper L'Osservatore Romano, the wooden casket is lowered in the grave inside the grottos beneath St. Peter's Basilica, at the Vatican, Friday, April 8, 2005. The body late Pope John Paul II is placed inside three coffins encased within each other. After the funeral, the first wooden coffin is placed in a zinc coffin, which in turn is placed in a massive wooden casket. The zinc coffin and wooden casket are meant to slow down the decomposition process. (AP Photo/Osservatore Romano, ho)