Same as what happened to that Ford aircraft carrier, some fire incident in the kitchen that was. I doubt aircrafts have a kitchen yet, but toilets could catch fire, right ?
Since their military capacity is certainly completely demolished, they probably took it down by throwing rocks
The whole thing is impressively disorganised going back to not having a clear objective or plan for the war.
They took a page from the US administration playbook and manifested a victory into existence.