How the U.S. Auto Industry Picked Up Speed in 2011

Aired: 1/5/2012 | 0:06:42 | Clip
With nearly 13 million cars sold, 2011 turned out to be the strongest year for Detroit's major automakers since the financial crisis hit in 2008. Margaret Warner discusses just how that 10 percent increase came to be with David Shepardson, who covers the auto industry for The Detroit News.