How Did Processed Food Take Over the American Meal?

Aired: 3/14/2013 | 0:06:07 | Clip
How did the United States become a nation where food isn't so much cooked as disassembled and reassembled"? Former New York Times reporter Melanie Warner speaks with Hari Sreenivasan about her new book, Pandoras Lunchbox: How Processed Food Took Over the American Meal.