Secretary of Defense, Chuck Hagel, is shown the "hall of heros" by Afghan Brigadier General Aminullah Patyani, Commander, Kabul Military Training Center, in Kabul, Afghanistan, March 10, 2013. Hagel is traveling to Afghanistan on his first trip as the 24th Secretary of Defense to visit U.S. Troops, NATO leaders, and Afghan counterparts. (Photo by Erin A. Kirk-Cuomo/Department of Defense/Sipa USA)