New York's ground zero through time

Published On: Aug 23 2011 04:09:26 AM CDT   Updated On: Nov 14 2013 10:12:35 AM CST

Check out New York's World Trade Center site before and after the Sept. 11, 2001, attacks, and the memorial.

Final piece, World Trade Center
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Iron workers lifted the final piece of the spire to the top of the One World Trade Center in New York May 10, 2013. The piece raised the building to its full height of 1,776 feet and helped fill a void in the skyline left by the Sept. 11 attacks.

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