On the last hot day of summer in 1992, gunfire cracked over a rocky knob in northern Idaho, just south of the Canadian border. By the next day three people were dead, and a small war was joined, pitting the full might of federal law enforcement against one well-armed family. Drawing on extensive interviews with Randy Weaver's family, government insiders, and others, Jess Walter traces the paths that led the Weavers to their confrontation with federal...