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Exclusive: Behind the scenes of Facebook, measuring Zuckerberg, Sandberg involvement

Yahoo Finance's Editor-in-Chief Andy Serwer had the chance to go behind the scenes of social media giant Facebook to speak to some employees about how involved Mark Zuckerberg and Sheryl Sandberg are. Serwer joins Yahoo Finance's The First Trade to discuss what Guy Rosen, Vice President of Integrity, Monika Bickert, Head of Global Policy Management and John Devine, Vice President of Global Operations had to say.