Michael Hayden, Director of the Central Intelligence Agency, left, confers with Acting Assistant Attorney General Steven Bradbury of the Office of...
Billy Tauzin, chief executive officer of the Pharmaceutical Research and Manufacturers of America, the trade group for brand-name drugmakers,...
David J. Barron, a professor at Harvard Law School, testifies at a Senate Judiciary Committee hearing on the constitutional power of Congress to end...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏, Facebook, 社交網絡
Facebook co-founder, Chairman and CEO Mark Zuckerberg departs after testifying before a combined Senate Judiciary and Commerce committee hearing in...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏
Senators listen as Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏
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Facebook CEO Mark Zuckerberg listens during a joint hearing of the Senate Commerce, Science and Transportation Committee and Senate Judiciary...馬克·祖克柏, 選舉, Facebook
Facebook CEO Mark Zuckerberg listens during a joint hearing of the Senate Commerce, Science and Transportation Committee and Senate Judiciary...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...
Reporters sit shoulder-to-shoulder behind Facebook co-founder, Chairman and CEO Mark Zuckerberg as he testifies before a combined Senate Judiciary...
Facebook CEO Mark Zuckerberg is seen on a screen speaking during a joint hearing of the Senate Commerce, Science and Transportation Committee and...選舉, Facebook, 社交網絡
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Facebook co-founder, Chairman and CEO Mark Zuckerberg returns to the witness table after taking a brief break while testifying before a combined...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg arrives to testify following a break during a Senate Commerce, Science and Transportation Committee and...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg arrives to testify following a break during a Senate Commerce, Science and Transportation Committee and...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg arrives to testify following a break during a Senate Commerce, Science and Transportation Committee and...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg arrives to testify following a break during a Senate Commerce, Science and Transportation Committee and...Facebook, 社交網絡
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏, 面部相
Protesters attend the hearing where Facebook co-founder, Chairman and CEO Mark Zuckerberg testified before a combined Senate Judiciary and Commerce...
Facebook co-founder, Chairman and CEO Mark Zuckerberg arrives to testify before a combined Senate Judiciary and Commerce committee hearing in the...馬克·祖克柏
Protesters attend the hearing where Facebook co-founder, Chairman and CEO Mark Zuckerberg testified before a combined Senate Judiciary and Commerce...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg testifies during a Senate Commerce, Science and Transportation Committee and Senate Judiciary Committee...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...
Facebook founder and CEO Mark Zuckerberg testifies during a Senate Commerce, Science and Transportation Committee and Senate Judiciary Committee...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg testifies during a Senate Commerce, Science and Transportation Committee and Senate Judiciary Committee...馬克·祖克柏
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Facebook co-founder, Chairman and CEO Mark Zuckerberg speaks with a colleague as he arrives to testify before a combined Senate Judiciary and...
Facebook CEO Mark Zuckerberg waits for a joint hearing of the Senate Commerce, Science and Transportation Committee and Senate Judiciary Committee on...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...Facebook, 馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...馬克·祖克柏
Facebook CEO Mark Zuckerberg arrives to testify before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate...馬克·祖克柏, 國會
Facebook CEO Mark Zuckerberg arrives to testify before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate...
Facebook CEO Mark Zuckerberg testifies before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate Judiciary...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg awaits to testify before a combined Senate Judiciary and Commerce committee hearing in the Hart...馬克·祖克柏
Facebook CEO Mark Zuckerberg testifies before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate Judiciary...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg speaks with a colleague as he arrives to testify before a combined Senate Judiciary and...
Facebook co-founder, Chairman and CEO Mark Zuckerberg awaits to testify before a combined Senate Judiciary and Commerce committee hearing in the Hart...
Facebook co-founder, Chairman and CEO Mark Zuckerberg testifies before a combined Senate Judiciary and Commerce committee hearing in the Hart Senate...Facebook, 社交網絡, 馬克·祖克柏
Facebook CEO Mark Zuckerberg testifies before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate Judiciary...
Facebook founder and CEO Mark Zuckerberg arrives to testify during a Senate Commerce, Science and Transportation Committee and Senate Judiciary...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg arrives to testify before a combined Senate Judiciary and Commerce committee hearing in the...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg arrives to testify before a combined Senate Judiciary and Commerce committee hearing in the...
Facebook co-founder, Chairman and CEO Mark Zuckerberg arrives to testify before a combined Senate Judiciary and Commerce committee hearing in the...
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Facebook founder and CEO Mark Zuckerberg arrives to testify during a Senate Commerce, Science and Transportation Committee and Senate Judiciary...
Facebook founder and CEO Mark Zuckerberg arrives to testify during a Senate Commerce, Science and Transportation Committee and Senate Judiciary...
Facebook founder and CEO Mark Zuckerberg arrives to testify during a Senate Commerce, Science and Transportation Committee and Senate Judiciary...大型科技公司
Facebook co-founder, Chairman and CEO Mark Zuckerberg arrives to testify before a combined Senate Judiciary and Commerce committee hearing in the...馬克·祖克柏
Facebook co-founder, Chairman and CEO Mark Zuckerberg arrives to testify before a combined Senate Judiciary and Commerce committee hearing in the...
Facebook CEO Mark Zuckerberg arrives to testify before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate...馬克·祖克柏, 選舉
Facebook CEO Mark Zuckerberg arrives to testify before a joint hearing of the US Senate Commerce, Science and Transportation Committee and Senate...馬克·祖克柏
Facebook founder and CEO Mark Zuckerberg arrives to testify during a Senate Commerce, Science and Transportation Committee and Senate Judiciary...