Outgoing Joint Chiefs of Staff Chairman U.S. Marine General Peter Pace, joined by his wife, Lynne Pace, right, receives his official certificate of retirement from the U.S. Marine Corps from U.S. Secretary of Defense Robert Gates, during the Armed Forces farewell tribute in honor of General Pace and the Armed Forces hail in honor of the new Joint Chiefs of Staff Chairman Navy Admiral Michael Mullen, Monday, October 1, 2007 at Fort Myer, Virginia. White House photo by Eric Draper
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