<a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Warren+Buffet&family=editorial&specificpeople=533069 ng-click='$event.stopPropagation()'>Warren Buffet</a>t, chairman and chief executive officer of Berkshire Hathaway Inc., testifies at a hearing of the Financial Crisis Inquiry Commission in New York, U.S., on Wednesday, June 2, 2010. Buffett, whose Berkshire Hathaway Inc. is the largest shareholder in Moody's Corp., said the ratings firm's chief executive officer shouldn't be singled out for blame over credit grades on mortgage-related assets that proved to be wrong. Photographer: Peter Foley/Bloomberg via Getty Images