By Peter Mayer Pope Benedict XVI leads the mass on Pentecost Sunday at Saint Peter's Basilica in the Vatican on May 27, 2012. Pope Benedict XVI has been left "hurt" by the arrest last week of his butler on charges of stealing papal documents, ...

Pope Benedict XVI delivers Holy Communion in Saint Peter's Basilica at the Vatican, May 27, 2012. UPI/Stefano Spaziani VATICAN CITY, May 29 (UPI) -- The pope's butler says he will help in the investigation of a scandal involving allegations of jealousy ...

MARGARET WARNER: The cloud has been gathering over Saint Peter's Square for months, ever since January, when Vatican documents began leaking, showing infighting over allegations of corruption and even descriptions of private papal meetings.

The presidenta also took in a guided tour of the Papal Basilica of Saint Peter. audience at the Vatican, May 28, 2012. REUTERS/Gregorio Borgia/Pool *A concordat is an agreement between the Holy See of the Catholic Church and a sovereign state on ...

Pope Benedict XVI conducts the holy mass of Pentecost Sunday in Saint Peter's Basilica at the Vatican May 27, 2012. The worst crisis in Pope Benedict's pontificate deepened on Monday when Italian media said at least one cardinal was among those ...

Saint Peter's basilica is seen through red balloons during Pope Benedict XVI's Sunday Angelus prayer in Saint Peter's Square at the Vatican on May 27, 2012. AFP photo An unnamed cardinal is suspected of being a leading mole behind a series of ...

By Philip Pullella, Reuters May 28, 2012 Pope Benedict XVI leads the holy mass of Pentecost Sunday in Saint Peter's Basilica at the Vatican. Catholic officials are preparing for a possible widening of a document-theft and leak scandal that has seen ...

By Philip Pullella, Reuters May 28, 2012 Pope Benedict XVI leads the holy mass of Pentecost on Sunday in Saint Peter's Basilica at the Vatican. Catholic officials are preparing for a possible widening of a document-theft and leak scandal that has seen ...