How Public Awareness is Changing the Food Industry, with Dr. Mark Hyman

In his new book "Food Fix," Dr. Mark Hyman illustrates the link between the food industry and a multitude of global crises, ranging from from social issues to climate change. The more of this information that comes to light, the louder the voice of public outcry becomes. But is it really making any difference? In the first episode of a series with Dr. Hyman, he reveals the surprising answer.