"In the Event of a Catastrophe," a comparison of the civil-defense systems in the U.S. and USSR. Experts interviewed include Paul Warnke, director of the Arms Control and Disarmament Agency, and Bardyl Tirana, director of the Civil Defense Preparedness Agency. They speculate on the devastating effects of a nuclear attack on population and industry. Also: newsreels of Hiroshima after the A-bombing in 1945.
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