Facebook's "like" symbol is posted at the entrance to the company's campus in Menlo Park, California, in this June 11, 2014, photo. (AP Photo/Jeff Chiu) ** FILE **
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Facebook's "like" symbol is posted at the entrance to the company's campus in Menlo Park, California, in this June 11, 2014, photo. (AP Photo/Jeff Chiu) ** FILE **
