Yeah, my comment was about the miscorrelation of the dates of events. I don't have much doubt that the peoples of NE Asia and the indigenous Americans have re

Yeah, my comment was about the miscorrelation of the dates of events. I don't have much doubt that the peoples of NE Asia and the indigenous Americans have recent common ancestor on the time scale of human migrations, or that back migrations took place. Those seem pretty well attested by genetic evidence.