Benedict XVI visited a house outside Rome yesterday where he worked during the Second Vatican Council as “a very young theologian of no great importance” (video). Catholic and Episcopal bishops marked the first anniversary of South Sudan yesterday by calling for "a change of heart" among the country's leaders. Cardinal Juan Luis Cipriani Thorne of Lima has urged clergy involved in a conflict between mining companies and farmers to call people to prayer "without proposing concrete solutions which it is not for them to offer". Cardinal Raymond Burke, prefect of the Supreme Tribunal of the Apostolic Signatura, has said that recent leaks of confidential Vatican documents are "most grave crimes". Dr Jeff Mirus defends Archbishop Gerhard Ludwig Müller, the new prefect of the Congregation for the Doctrine of the Faith, against accusations of heresy. Christopher Gillibrand translates a controversial interview given by Cardinal Rainer Maria Woelki of Berlin to Die Zeit. Edward Pentin explains how Pope Benedict will be spending his summer holiday. Mgr Charles Pope is intrigued by an American study showing that atheism has a lower retention rate than any religious group. Dylan Parry wonders if Cardinal Henry Edward Manning, the second Archbishop of Westminster, would campaign against binge drinking if he were alive today. And the Philadelphia Daily News joins leading Catholic blogger Rocco Palmo for a coffee and Djarum cigarette. For updates throughout the day follow me on Twitter @lukecoppen The next Morning Catholic must-reads will be on Thursday, July 12