It was a "limited" nuclear war, just a 36-minute exchange of missiles that abruptly ended when the superpowers' communication systems broke down. But Warday destroyed much of civilization. Whitley Strieber and James Kunetka, old friends and writers, take a dangerous odyssey across the former United States, sometimes hopeful that a new, peaceful world can be built over the old, sometimes despairing over the immense losses and embittered people they...