CNN's Jim Sciutto: "We're already in a war" with Russia and China
Recode Decode, hosted by Kara Swisher
Susan Hockfield: The real answer to sustainable energy might be a virus-built battery
Former MIT president Susan Hockfield talks with Recode's Kara Swisher about her new book, "The Age of Living Machines: How Biology Will Build the Next Technology Revolution."
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