He was a child.

He was buried with care.

He lay in a Montana hillside for twelve thousand years.

He was found, studied, and eventually returned to the earth.

And what he carried in his bones — invisible to the people who buried him, invisible to anyone for more than twelve thousand years — turned out to be one of the most important things anyone has found in the study of who the first Americans were and where they came from.

It said: they were here.