If I remember well the operations of the root DNS are delegated to other companies/organizations (Verisign for example).
I don't know how easy it would be to insert lies in the root DNS servers, without it being spotted, and without it triggering a potential war if it impacts ccTLDs.
I don't know how easy it would be to insert lies in the root DNS servers, without it being spotted, and without it triggering a potential war if it impacts ccTLDs.