RNS-JOHNXXIII-SAINT

Prelates and religious dignitaries from around the world fill St. Peter’s Basilica as a concelebrated Mass opens the Second Vatican Council on Oct. 11, 1962. Religion News Service file photo

Vatican City — Prelates and religious dignitaries from around the world fill St. Peter's Basilica as a concelebrated Mass opens the Second Vatican Council on Oct. 11, 1962.