Fiona McFarlane's blazingly brilliant new novel, The Sun Walks Down, tells the many-voiced, many-sided story of a boy lost in colonial Australia. In September 1883, a small town in the South Australian outback huddles under strange, vivid sunsets. Six-year-old Denny Wallace has gone missing during a dust storm, and the entire community is caught up in the search for him. As they scour the desert and mountains for the lost child,...