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Warren Buffett really wants to spend those $109 billion in Treasury bills that are paying only a 'pittance'

Yahoo Finance's Jared Blikre and Alexis Christoforous break down the latest market action as Warren Buffett prepares to send his annual letter to Berkshire Hathaway investors and disclose how much his stash of cash has grown—as well as what, if any, plans he has for it.