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  Canadian Caper: 6 Americans escape from Iran with the help from the CIA and the Canadian Embassy.wmv - YouTube

  https://www.youtube.com/watch?v=TmVEdeRZL3w

  This video was made in 1980 to describe the escape from Iran by 6 Americans who were United States Embassy Employees. Those Americans who were rescued by Can...

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  Controlled Demolition vs Collapse by Structural Failure - YouTube

  https://www.youtube.com/watch?v=mAccLLUNq2s&list=UUYPyAh4PaRbaTTXwGP_XmzA

  This video is to show the difference between a controlled demolition and a collapse by structural failure.

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