Secretary of Defense, Chuck Hagel, is shown a class room of Afghan soldiers 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. UPI/Erin A. Kirk-Cuomo/DOD