Substitution of Sister Lucy for an Imposter was Clearly a State Secret of the Highest, and only the Highest, Levels of the Vatican. Cardinal Ottaviani seems to have had No Knowledge of it when he sent Fr. Luigi Villa there in 1973.
Must be the reason why Cardinal Ciappi said that the Third Secret was about, "the apostasy in the Church will begin at the VERY TOP." Obviously one or two steps down did not have "clearance" to know about the Fatima Fraud. See link to Chiesa Viva article below. https://drive.google.com/file/d/1nzOsFD_myU7H5biPLMMb_7ygNX3H25AF/view?usp=sharing Among the sensitive issues assigned to him by Card. Ottaviani, was a meeting with Lucia of Fatima. One day Cardinal Ottaviani told Fr. Villa: «I think I will send you to Fatima to speak directly with Sister Lucia.» He accepted with joy. A business man from Padua joined him, Mr. Pagnossin, a convert of Padre Pio, who offered to pay for the trip and the stay in Portugal. Cardinal Ottaviani had provided him with a personal letter, signed by him, as Prefect of the Holy Office. This was to be delivered to the Bishop of Coimbra, to allow him to arrange a meeting with Sis...