Check this out! New evidence testing results places the First Americans (paleos) in North America at + or - 16,ooo years BP. It looks like Goebel was off, and the Clovis culture was not the First!
GO TO http://news.nationalgeographic.com/news/2008/04/080403-first-americans_2.html
Re: Significant breaking news on the First Americans
I think it very well could be! The mitacrombic Dna testing is getting more sophisticated all the time, especially in the biological field, so it's not too surprising to see old sites retested, amidst new ones as well, to the scientific advancements in archeology.