Billionaires Redstone and Milken donate $80 million to prevent chronic diseases

      |Viacom and CBS Corp. executive chairman Sumner Redstone and healthcare philanthropist Michael Milken have bonded over a shared cancer diagnosis. CBS News' Charlie Rose sat down with Redstone and Milken to discuss their $80 million donation to George Washington University to target preventative medicine for chronic conditions like diabetes, heart disease and obesity.

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