New Images of One World Trade Center Released
First piece of roof's spire is lowered into position atop tower.
Piece of Spire Lowered Onto Tower's Roof
Can you imagine swinging around and picking up 20,000 pounds out of the street in a narrow alleyway? The crane operators seem like maestros of the air, conducting a sort of construction symphony. As the tower rises, the cranes are designed to climb up with the building. (Lana Zak/ABC)
