It is clearly more plausible that the winners of wars would…

It is clearly more plausible that the winners of wars would try to erase whatever narrative they were combating. Hence, his story. I did actually believe that with most of the sunken buildings, there was some kind of mud flood. More countries showing there proof would make the credibility more accepted globally too.
I just wanted to throw the AI creating narrative out there to see what response it would provoke.