2014 flash mob at the Smithsonian's National Air and Space Museum
Col. Larry H. Lang, the commander and conductor of The U.S. Air Force Band, addresses the crowd following the Band's 2014 flash mob at the Smithsonian's National Air and Space Museum, Steven F. Udvar-Hazy Center on Tuesday, Dec.2. (U.S. Air Force photo by Senior Master Sgt. Kevin Burns/released)