When he created the character Dave Robicheaux, author James Lee Burke lent the New Orleans homicide detective a few of his own characteristics: a daughter named Alafair, a lifetime struggle with alcohol, his Roman Catholic faith, and his love for fishing and the outdoors. On the other hand, Robicheaux is portrayed as a veteran of the Vietnam war, something Burke never experienced firsthand. Yet the demons Burke has known allow him to write convincingly...