Vice President Joe Biden and his wife Dr. Jill Biden dance with Staff Sgt. Keesha Dentino, 947th Military Police Detachment, Fort Myer, Va., and Petty Officer 3rd Class Patrick R. Figueroa, Walter Reed National Military Medical Center, Bethesda, Md., during the 2013 Commander In Chief inaugural ball at the Walter E. Washington Convention Center in Washington Jan. 21, 2013. Throughout the 57th Presidential Inauguration, the Obama and Biden families have taken the opportunity to highlight the spirit of service and selflessness seen everyday U.S. military men, women and their families. (U.S. Air Force photo by Chief Master Sgt. Robert W. Valenca/Released)