On a Tuesday morning in mid-October 1962, my father received a phone call ordering him to fly from where we lived, Richards-Gebaur Air Force Base outside Kansas City, Missouri, to Grand Island, Nebraska. He had to leave immediately. He couldn’t tell my mother why, but he did tell her that the president would speak later that night on television, and that she should listen.

My mother didn’t need to hear anything more. As soon as he left, she bundled my sister …