It was miraculous. Unfortunately, they attribute the miracle to Mary and not God.
Do you really know what the Rosary is?
It is a series of prayers while meditating on the life of Christ.
Joyful — childhood of Christ
Luminouse — ministry of Christ
Sorrowful — passion of Christ
Glorious — triumph and Resurrection of Christ
Only two mysteries out of these twenty do not pertain directly to Christ.