Leon Panetta, right, shakes hands with his Senior Military Assistant Lt. Gen. John Kelly as he arrives at the Pentagon, Friday, July 1, 2011, before being sworn in as Defense Secretary. (AP Photo/Evan... more 
Leon Panetta, right, shakes hands with his Senior Military Assistant Lt. Gen. John Kelly as he arrives at the Pentagon, Friday, July 1, 2011, before being sworn in as Defense Secretary. (AP Photo/Evan Vucci) less 
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Associated Press | Photo By Evan Vucci
Fri, Jul 1, 2011 9:52 AM EDT