What does it take to build a classic car with 21st century technology? Now, after nearly a decade off the factory line, Chevy is reintroducing the 2010 Camaro SS. NGC visits the 10-million-square-foot factory, one of the largest auto plants in the world, where the car is stamped from cold raw steel and assembled by high-tech precise robots and nearly 5,800 employees, to create the car's specially designed "unibody" construction.