Big trucks gain greater efficiency for Detroit auto show

Aired: 1/16/2014 | 0:06:57 | Clip
At the 2014 North American International Auto Show, the spotlight shines on sports cars and trucks, rather than alternative fuel vehicles. Hari Sreenivasan talks to Dan Neil of The Wall Street Journal and Karl Brauer of Kelley Blue Book about the state of the industry and how gas mileage improvements are shaping trends.