Federico Lombardi, said Sunday the complaints had been channeled through the office of the papal nuncio the Vatican's ambassador in London.

NPR: British Cardinal To Skip Papal Conclave

The documents show that allegations of corruption and money laundering were a concern for a number of high-ranking prelates, including Carlo Maria Vigano, who is now the papal nuncio in Washington, D.

CNN: No cardinal suspected of pope papers leak, Vatican insists