The prediction was wrong, in this case the one that Italian dictator the Fascist Mussolini awarded with a medal, was wrong, or at least has only 6-7 hours to get it right, Rome did not experience the worst earthquake of the modern era, and it is still alive and well, and still.
The idea of pulling this one on the Italians is a good idea, since they are known to pray more to individual saints than to the lord itself (its a kind of personalized request audition), these people are no fools when it comes to predictions and profecies, or in other words – they do not want to be the only ones that did not believe.
6 hours to go on this one.