This story is free to read. VW VISIT 0 Comments By Times Free Press Staff July 22, 2010 1 min read In Chattanooga, Volkswagen AG Chairman Martin Winterkorn said Wednesday that the billions of dollars the company is investing in North America shows the market is key to the automaker. Already have an account? Sign in Continue reading Subscribe Need help? Contact us OUT OF FREE ARTICLES You've used your free articles You've read all of your free articles for now. Subscribe for unlimited access to every story. Subscribe Sign in