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Photo by: J. Scott Applewhite

Secretary of State John Kerry, escorted by staff, waves as he begins his first week on the job, as he arrives at the State Department in Washington, Monday, Feb. 4, 2013. The former chairman of the Senate Foreign Relations Committee and presidential candidate, replaces Hillary Rodham Clinton as the top U.S. diplomat. (AP Photo/J. Scott Applewhite)

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