How so? Is that just the assumption, or is it known somehow? And how does the Miracle of the Sun fit in?
As for the Miracle of the Sun, the fact that 70,000 witnessed it, religious and atheist alike, underscored the veracity of the message. According to one devotee, she [Our Lady] did this to underscore the fact that Fatima is one of the most important if not the most important message she has ever given in history."