What's Warren really like?

Four of the country's top CEOs discuss what it is like to have Berkshire Hathaway's Warren Buffett as their largest shareholder. The group includes, John Stumpf, Wells Fargo chairman & CEO; Kenneth Chenault; American Express chairman & CEO; Ginni Rometty, IBM chairman & CEO; and Muhtar Kent, Coca-Cola chairman & CEO.
Mon, May 4 20156:24 AM EDT