This blog post is for my mother who has been suffering a twinge of inferiority complex since the discovery of my father's illustrious Nantucket Island origins. We are all familiar with family stories, supposedly connecting us to famous people, which turn out to be false. But sometimes a connection can be discredited as improbable and turn out to be true. Such is the case with my Cronkhite ancestors. When Walter Cronkite rose to broadcast fame, some of my relatives wondered i