First Lady Michelle Obama speaks to thousands of Joint Base Langley-Eustis servicemembers, civilians and dependants during her visit to Langley Air Force Base, Va., Oct. 19, 2011. Her only stop on the tour, the first lady made a special effort to meet President Obama at Langley AFB to discuss military dependants and their contribution to the Armed Forces. (U.S. Air Force photo by Tech. Sgt. Christina M. Styer/Released)