Spies. Superbombs. Soviets and Americans, on the brink of World War III. From New York Times bestselling author Steve Sheinkin comes an edge-of-your-seat spy story following the perilous twists and turns of the Cold War. A follow-up to Newbery Honor winner and National Book Award finalist Bomb, this book is perfect for middle-grade readers, history buffs, and anyone who loves nonfiction and thrillers that keep you reading through the night.