NEW YORK, NY - MAY 10: In this handout photo provided by the Port Authority of New York and New Jersey, the final section of spire is installed atop One World Trade Center May 10, 2013 in New York City. After more than 11 years of construction and planning, One World Trade Center reached its final height this morning of 1,776 feet. When it opens for business in 2014, One World Trade center will be home to companies including Conde Nast and Vantone Holdings China Center. One World Trade Center is built on the site where the September 11, 2001 attacks toppled the original World Trade Center towers. (Photo by the Port Authority of New York and New Jersey via Getty Images)
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