The silver spire topping One World Trade Center is lifted as it is fully installed on the building's roof, bringing the structure to its full, symbolic height of 1,776 feet on Friday, May 10, 2013 in ... more 
The silver spire topping One World Trade Center is lifted as it is fully installed on the building's roof, bringing the structure to its full, symbolic height of 1,776 feet on Friday, May 10, 2013 in New York. The 408-foot spire, weighing 758 tons, will serve as a world-class broadcast antenna. (AP Photo/Mark Lennihan) less 
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Associated Press | Photo By Mark Lennihan
Fri, May 10, 2013 10:54 AM EDT