Warren Buffett's long career at Berkshire Hathaway has ended, but his bracket challenge lives on. Buffett officially stepped down as CEO on Jan. 1 from the holding company, which he had led for 60 ...
Warren Buffett's three children are facing one of the toughest and important jobs in philanthropy. CNBC's Robert Frank joins 'Squawk Box' with the details. Got a confidential news tip? We want to hear ...