06/30/2010 05:12 am ET Updated May 25, 2011

Yahoo CEO Carol Bartz Sees Trouble For Google

Google will have "a problem" if it does not diversify its business, the head of Yahoo has told BBC News.

Carol Bartz said that Google would have to "do a lot more than search" and suggested that it would have to "grow a company the size of Yahoo every year".

Read more on BBC News