Pope Francis leads the prayer to celebrate the Immaculate Conception in Piazza di Spagna in Rome yesterday. Since his election last March, the pope has tried to instigate a “clean-up” and a restructuring of the finances of the Holy See and the Vatican City state. Photograph: Reuters/Tony Gentile

Are Italian finance police about to set up a checkpoint outside the Vatican’s Porta Santa Anna gate to stop people who have visited the Vatican Bank, (...)