Mark Zuckerberg: Time to double down on Facebook
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Mark Zuckerberg, chief executive officer and founder of Facebook Inc., smiles during TechCrunch Disrupt SF 2012 in San Francisco, California, U.S., on Tuesday, Sept. 11, 2012. Zuckerberg, addressing the company's stock slump for the first time since a May initial public offering, said growth in the coming years will hinge on its ability to succeed with mobile products. Photographer: David Paul Morris/Bloomberg *** Local Caption *** Mark ZuckerbergCopyright 2013 Bloomberg. All rights reserved.