Pope Francis has called for prayers for October's synod of bishops in a letter to the world's families (video). Cardinal Keith O’Brien could face a new investigation by the Vatican, the Scottish Express has reported. Vatican City consumes more wine per person than any other country, according to a new study. John Allen, Noel Debien, Austen Ivereigh, Fr Thomas Reese SJ and Damian Thompson comment on Cardinal George Pell's appointment as prefect of the new Vatican Secretariat for the Economy. Bishop Peter Elliott asks whether Benedict XVI’s "Pax Liturgica" can be sustained. Fr Nicholas Schofield tells the "surprisingly little-known story" of Cardinal Vincent Nichols's new titular church in Rome. And balloon artist Anthony Lena has created an inflatable Pope Francis. Follow me on Twitter @lukecoppen for updates throughout the day.