As an example:
https://www.theguardian.com/world/2012/nov/23/india-blasphem...
Just because something is unexplained currently does not give any weight to the idea that it was a miracle.
Millions of people saw David Copperfield vanish the Statue of Liberty as well... But I certainly wouldn't be tempted to pretend he actually made it vanish
https://www.youtube.com/watch?v=823GNH4Rczg
We don't have a single example where the opposite has been true.