Pope Francis on September 9 released Magnum Principium, a document announcing new canon law for liturgical translations. Msgr. Rick Hilgartner, former executive director of the U.S. bishops’ Office for Divine Worship, talks about what this means for the church. Later, NCR editor Dennis Coday and Celebration editor Denise Simeone discuss the historical perspective on liturgical changes and the importance of language in Catholic prayers.