That's why those towers turned to dust?
"N.Y. firm accused of fake concrete strength tests goes on trial" by Jennifer Peltz, Associated Press | November 19, 2009
NEW YORK - The charges shook the foundation of the city’s construction industry: Prosecutors said concrete strength tests had been faked for ground zero’s centerpiece tower, the new Yankee Stadium, and dozens of other projects.
Testwell Laboratories Inc., its president, and three other officials are headed for trial on charges they made up and manipulated concrete and steel test results for years....
Authorities stress that they’ve found no safety concerns so far. But they don’t yet have results for more than two-thirds of the projects, including hospitals, hotels, museums, and apartment buildings....
Fallout from the cases is still being felt on construction sites....
Although large cracks appeared in the Yankee Stadium’s concrete ramps months after it opened this year, city officials said the fissures do not affect its stability....
It ain't even a YEAR OLD YET!!