In this July 19, 2011 photo, developer Larry Silverstein looks out from his office tower, 7 World Trade Center, at the ongoing construction of the World Trade Center site in New York. His company, ... more 
In this July 19, 2011 photo, developer Larry Silverstein looks out from his office tower, 7 World Trade Center, at the ongoing construction of the World Trade Center site in New York. His company, Silverstein Properties, is constructing three office towers at the site that was ravaged in the attacks of Sept. 11, 2001. (AP Photo/Mark Lennihan) less 
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Associated Press | Photo By Mark Lennihan
Thu, Sep 1, 2011 4:29 PM EDT