Photo by U.S. Navy Chief Petty Officer Joshua Treadwell (Released)

KABUL, Afghanistan -- Command Sgt. Maj. Marvin L. Hill, senior enlisted leader of U.S. Forces-Afghanistan and International Security Assistance Force troops, talks to students about leadership at the Omid School in Kabul, Afghanistan, Oct. 11. ISAF is a key component of the international community’s engagement in Afghanistan, assisting Afghan authorities in providing security and stability while creating the conditions for reconstruction development. (Photo by U.S. Navy Chief Petty Officer Joshua Treadwell) (Released)