"While it is true that children can have beautiful spiritual visions, the accuracy of those visions cannot be guaranteed, and surely they are in very childlike categories, which often lack important distinctions, etc.
However, I'm sure that he believes in and teaches as fact, the visions seen by the 3 children at Fatima.
But remember Jesus’s position on little children.
The Fatima children were a little older. The priests in their village did not believe them at all and scolded them for their story.