Buffett says Berkshire Hathaway, finally, has invested in Amazon.com - CNBC

Buffett said the purchase was made by one of his investment managers, Todd Combs or Ted Weschler, and details would be disclosed later this month in Berkshire's quarterly report of its U.S. stock holdings.The purchase marks a U-turn for Berkshire, where Buffett has long praised the leadership of Amazon Chief Executive Jeff Bezos.