'Engineering Ground Zero' Explores Challenges of...

Aired: 9/7/2011 | 0:06:27 | Clip
For more on this story go to www.pbs.org/newshour NOVA's documentary, Engineering Ground Zero, explores the behind-the-scenes struggle of architects and engineers building at the site.Jeff Brown talks with Paul Goldberger, Architecture critic for The New Yorker, about the design and construction of the memorial and surrounding buildings at Ground Zero.