1. GOODBYES

    Randi Zuckerberg Leaves Facebook

    Virginia Mayo / AP Photo

    It will be an emotional goodbye for Facebook cofounder Mark Zuckerberg and his sister, Randi, who is leaving her post as director of marketing at the social-media giant to start a new media firm. Randi, who has contributed to The Daily Beast and was recently nominated for an Emmy for her work on Facebook Live, is leaving the company after six years of "pouring my heart and soul into innovating and pushing the media industry forward." She added in her resignation letter: "Now is the perfect time for me to move outside of Facebook to build a company focused on the exciting trends underway in the media industry." The company she is creating will allegedly be called RtoZ Media and will work on a broader scale to help other companies embrace social media.

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