Leon E. Panetta takes the oath of office as the 23rd U.S. Secretary of Defense during a ceremony at the Pentagon July 1, 2011. Image courtesy of Flickr user US Department of Defense Current Photos.

19 Nov 2012|Luke Wilson

Leon E. Panetta takes the oath of office as the 23rd U.S. Secretary of Defense during a ceremony at the Pentagon July 1, 2011. Department of Defense General Counsel Jeh Johnson administered the oath in the secretarys office. (DoD photo by Tech. Sgt. Jacob N. Bailey, U.S. Air Force/Released)