Advertisers know they can buy ads on Facebook and get great returns, says Sheryl Sandberg, Facebook COO, talking with CNBC's Julia Boorstin about the company's plans to grow their advertising business... more 
Advertisers know they can buy ads on Facebook and get great returns, says Sheryl Sandberg, Facebook COO, talking with CNBC's Julia Boorstin about the company's plans to grow their advertising business and protect consumer privacy. less 
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Tue, Feb 11, 2014 10:47 AM EST