The Italian bishops have issued their first guidelines on handling accusations of clerical sexual abuse. The Vatican has published a document on its website on discerning alleged apparitions previously only seen by bishops (full text, video) Church historian Alberto Melloni has said that recent leaks of Vatican documents are intended to undermine Benedict XVI. A Vatican foundation is offering a €50,000 (£40,000, $63,000) prize for the best explanation of the Church's social teaching (video). Cardinal Donald Wuerl explains why his Archdiocese of Washington DC has launched a lawsuit against the Obama administration's contraception mandate. Michael O'Brien argues that the notion of a "Catholic vote" in the United States is a myth. Ross Douthat offers another perspective. Sandro Magister claims that the Vatican Secretariat of State is blocking efforts to revive Gregorian chant led by the Congregation for Divine Worship. Tracey Rowland says that the future of the Church in Australia "strongly depends on the quality" of episcopal appointments. Fr Tim Finigan worries that Hans Küng is about to become a sedevacantist. And a Franciscan tenor from Assisi has become the first friar in history to sign a major recording contact. The next Morning Catholic must-reads will be on Monday May 28.