Is Buffett Aiming for a Full DaVita Takeover?

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Dec. 11 (Bloomberg) -- In today's "Movers & Shakers," Bloomberg's Betty Liu reports that Berkshire Hathaway has benefitted from a 32 percent rally in shares of DaVita as Warren Buffett continues to expand his stake in the company amid speculation of a full takeover. She speaks on Bloomberg Television's "In The Loop."