Add Yahoo as a preferred source to see more of our stories on Google. In this Sept. 27, 1957, file photo, two paratrooper officers escort black students from Central High School in Little Rock, Ark.

A few years ago Carlotta Walls LaNier spoke to her grandson Jalen McClean’s kindergarten class. As Jalen, now a fifth-grader, advanced through school, LaNier would visit his classes to share her story ...