Secretary of Defense, Chuck Hagel, shakes hands with Afghan Minister of Interior, Ghulam Mujtaba Patang, 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)