Warren Buffett’s Berkshire Hathaway invests big in Japan

Warren Buffett’s Berkshire Hathaway has purchased stakes in Japan’s five leading trading companies – a combined value of more than $6 billion. CNN’s Paul R. La Monica reports.

Warren Buffett’s Berkshire Hathaway has purchased stakes in Japan’s five leading trading companies – a combined value of more than $6 billion. CNN’s Paul R. La Monica reports.