Publisher's Note Here for the first time is the full story of the Cold War's secret but very real battle in which hundreds of combatants lost their lives. Long before Gary Powers' U-2 spy plane was shot down over the USSR in 1960, an undeclared war was being fought in the stratosphere--the aerial espionage war between the West and the Soviet Union....New evidence, both documents and interviews, from the Soviet Union reveals the full extent of the tension created by the spy plane war.