U.S. Defense Secretary Leon E. Panetta speaks to U.S. troops from Regional Command South in Kandahar, Afghanistan, Dec 13, 2012. DOD photo by Erin A. Kirk-Cuomo

U.S. Defense Secretary Leon E. Panetta re-enlists four airmen on Incirlik Air Base, Turkey, Dec. 13, 2012. DOD photo by Erin A. Kirk-Cuomo

U.S. Army 1st Lt. Ryan Schulte climbs stairs to the roof of the Farah City prison administrative office as a prison guard looks on during a meeting with key leaders at the prison, Afghanistan, Dec. 29. Schulte is a security force platoon leader for Provincial Reconstruction Team Farah, which trains, advises and assists Afghan government leaders at the municipal, district and provincial levels in Farah province, Afghanistan. U.S. Navy photo by Chief Petty Officer Josh Ives

Medical personnel assess an Afghan man on Forward Operating Base Farah, Afghanistan, Dec. 26, 2012. The soldiers are assigned to the 541st Forward Surgical Team. U.S. Navy photo by Chief Petty Officer Josh Ives

U.S. Army Sgt. William Russell, right, shakes hands with Afghan Col. Abdul Qayoom, Farah City prison commander, during a meeting with key leaders at the prison in Afghanistan, Dec. 29, 2012. Russell is a security force team member for Provincial Reconstruction Team Farah, which trains, advises and assists Afghan government leaders at the municipal, district and provincial levels in the province. U.S. Navy photo by Chief Petty Officer Josh Ives

U.S. Army Lt. Col. Mark Martin, left, carries a box of school supplies while Spc. Vancil Casebolt, center, unloads additional boxes during a meeting with key leaders in Farah City, Afghanistan, Dec. 29, 2012. Martin is the civil affairs team lead and Casebolt is a team member for Provincial Reconstruction Team Farah. The overall team's mission is to train, advise and assist Afghan government leaders at the municipal, district and provincial levels in the province. U.S. Navy photo by Chief Petty Officer Josh Ives

U.S. Army Lt. Col. Mark Martin, right, shakes hands and laughs with Mawlawi Guhlam M. Ruhaani, director of Hajj and Endowment, at the end of a meeting with key leaders in Farah City, Afghanistan, Dec. 29, 2012. Martin is a civil affairs team lead for Provincial Reconstruction Team Farah, which trains, advises and assists Afghan government leaders at the municipal, district and provincial levels in Farah province. U.S. Navy photo by Chief Petty Officer Josh Ives

Abdul Qayoom, left, Farah City prison commander, points out the prison's sewer area to U.S. Army Sgt. William Russell, center, security force team member for Provincial Reconstruction Team Farah, and U.S. Army Lt. Col. Mark Martin, right, during a meeting with key leaders at the prison in Farah City, Afghanistan, Dec. 29, 2012. The team's mission is to train, advise and assist Afghan government leaders at the municipal, district and provincial levels in the province. U.S. Navy photo by Chief Hospital Corpsman Josh Ives