Secretary of Education Arne Duncan, Dr. Jill Biden, Deputy Defense Secretary William J. Lynn III, and Army Chief of Staff Gen. George W. Casey, Jr., and others meet with military members and spouses to discuss the challenges affecting military children and military families at the Ft. Belvoir Elementary School, Va., June 22, 2010. Secretary of Education Arne Duncan, Dr. Jill Biden, Deputy Defense Secretary William J. Lynn III, and Army Chief of Staff Gen. George W. Casey, Jr., and others meet with military members and spouses to discuss the challenges affecting military children and military families at the Ft. Belvoir Elementary School, Va., June 22, 2010. SHARE: Download: Full Size (3.3 MB) Tags: Photo Essays Credit: VIRIN: 569036-A-PKW19-262.jpg Photo Gallery