Book excerpt: John Oliver Killens's landmark novel of social protest chronicles the lives of the Youngblood family and their friends in Crossroads, Georgia, from the turn of the century to the Great Depression. Its large cast of powerfully affecting characters includes Joe Youngblood, a tragic figure of heroic physical strength; Laurie Lee, his beautiful and strong-willed wife; Richard Myles, a young high school teacher from New York; and Robby, the Youngbloods' son, who takes the large risk of becoming involved in the labor movement.