With the mechanisms of apocalypse firmly in place, both sides accelerate their efforts to determine the actual capabilities of the other. But The United States and the Soviet Union diverge in regard to intelligence gathering. The massive US lead in technology leads to spy satellites, hypersonic reconnaissance planes and the most ambitious intelligence operation in human history. The Soviets, on the other hand, play to their strengths as well: the ability to turn individual human assets. One of these paths will lead to the biggest intel haul of the Cold War.