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Facebook, tagged at new HQ

A giant "like" icon made popular by Facebook is seen at the company's new headquarters in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus with room for expansion.

Inside Facebook

Regulators are examining whether Morgan Stanley, the investment bank that shepherded Facebook through its highly publicized stock offering last week, selectively informed clients of an analyst's negative report about the company before the stock started trading, May 23.