Just really quickly: However, for reasons I’m not clear about, when I pressed him again later, he began to backtrack a bit, perhaps with some cya in regard to his superiors, and he said that he was not authorized to give an official statement about the contents of the “insults”, and for the record, it had not officially been made clear to him what the contents of those “insults” were.
So it sounds like it hasn't been sussed out yet.