Pope Emeritus Benedict XVI, right, hugs Pope Francis before pushing open the Holy Door, seen in the background, during a ceremony marking the start of the Holy Year, at the Vatican, Tuesday, Dec. 8, 2015. Pope Francis pushed open the great bronze doors of St. Peter's Basilica on Tuesday to launch his Holy Year of Mercy, declaring that mercy trumps moralizing in his Catholic Church. (L'Osservatore Romano/Pool Photo via AP)