Bishops attend a mass celebrated by Pope Bemedict XVI marking the 50th anniversary of the Second Vatican Council, in St. Peter's Square at the Vatican, Thursday, Oct. 11, 2012. Benedict, after celebrating mass, will greet churchmen, including a dozen original Vatican II participants, re-enacting the great procession into St. Peter's that launched the council in 1962.
Associated Press
A nun wears a hat made with newspaper pages as she waits for Pope Benedict XVI to celebrate a mass marking the 50th anniversary of the Second Vatican Council, in St. Peter's Square at the Vatican.
Associated Press
Pope Benedict XVI arrives to celebrate a mass marking the 50th anniversary of the Second Vatican Council, in St. Peter's square at the Vatican, Thursday, Oct. 11, 2012.
Associated Press
Pope Benedict XVI is silhouetted as he arrives to celebrate a mass marking the 50th anniversary of the Second Vatican Council, in St. Peter's square at the Vatican, Thursday, Oct. 11, 2012.
Associated Press