Modern Marvels

Modern Marvels

S 7 E 45

Nuclear Subs

Aug 28, 2001 | 43m 25s | tv-pg | CC

Since the 1950s, these lethal steel sharks have been a cornerstone of U.S. defense policy. The Cold War launched an underwater race for supremacy with the Soviet Union, and the result was an engineering miracle that roams the world’s oceans and provides deterrence to enemies.

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