Any "descendants of Kennewick Man" would presumably be Native Americans. Accepting for a moment that there might be credible evidence about his origins, he might have had some European ancestors, but it's hard to see how he could have had any European descendants.

This is silly drift anyway.
........................

But then it's a thread about some rather silly politicking by people who, whatever their public posturing might proclaim, pretty clearly have very little love for millions of their fellow Americans, and absolutely no confidence in the ability of their country to do something that all other developed countries have managed to do.