Photos: WTC spire construction
One World Trade Center Spire
Credit: Getty Images
NEW YORK, NY - DECEMBER 12: Workers pull a rope as they prepare the first piece of the spire to be hoisted atop One World Trade Center on December 12, 2012 in New York City. The first of 18 sections of spire was hoisted atop the 104-story building by crane this morning. (Photo by Mario Tama/Getty Images)
