In this image taken from a video provided by Adnkronos International, Ali Agca stands in front of St. Peter's Basilica at the Vatican, on Saturday. Agca, who tried to assassinate Pope John Paul II in 1981, laid flowers at the late pontiff's tomb.
Pope John Paul II at Giants Stadium in New Jersey in 1995. John Paul, the pontiff from 1978-2005, was a favorite among traditionalist. He will be canonized on Sunday along with the late Pope John XXIII, he was popular among liberals.
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Tapestry portraits of Pope John Paul II (left) and Pope John XXIII hang from balconies on the facade of St. Peter's Basilica in Rome. On Sunday, the two pontiffs will officially be declared saints.