Must See ­čśÁDECLASSIFIED: How a socket-wrench head nearly DESTROYED half of the U.S.A.

Must See ­čśÁDECLASSIFIED: How a socket-wrench head nearly DESTROYED half of the U.S.A.

http://www.pbs.org/wgbh/americanexperience/films/command-and-control/

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