Groudn Zero: Building a disaster proof skyscraper

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At Ground Zero progress is being made on the World Trade Center replacement building known as Freedom Tower and more commonly as the One World Trade Center Tower. The cost estimate is around $3.2 billion and this new World Trade Center tower will be the highest building in the nation. More demanding upon construction workers is the design which is aimed to be super reinforced to protect against a terrorist attack by land or air. The video shows an exclusive tour of the new World Trade Center and how they plan to pull it off.

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