Chang: N. Korea Could Hit the U.S. in Three Years

Gordon Chang, author of "Nuclear Showdown: North Korea Takes on the World," talks about North Korea's rocket launch that took place earlier today.

Soylent: The Food of the Future?
29:35 - Rob Rhinehart, Soylent's chief executive officer, discusses the company's quest to disrupt the food industry. He speaks with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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