By: Jeff Posey Anasazi runners were fast. Relentless. They never gave up. Neither does Sean. Sean is an orphan whose only connection to the mother he never knew is a strange amulet he believes was handed down from the Anasazi. From the story: “The boy ran like he was about to fall on his face, just catching himself with the step of his next stride. And he didn’t look like anybody I’d ever seen except in pictures. His face had an Eskimo look. Not the kind of kid you’d expect from the O’Briens, both of them rotund and so white they seemed to suck the color out of everything around them.…