Third Drive: 2011 Buick Regal makes even more sense on American soil

It was cold and rainy last November when we first drove an early prototype of the 2011 Buick Regal in Michigan. The weather was lousy, but our short time with the car intrigued us. There were far fewer complaints about conditions last month when we spent time with the sport sedan on the famed Nürburgring in Germany – its home turf. As it moves closer to arrival, Buick’s newest family member once