Navy Adm. Mike Mullen, 17th chairman of the Joint Chiefs of Staff, and his wife, Deborah, are piped ashore at the Chairman of the Joint Chiefs of Staff change of responsibility ceremony on Joint Base Myer-Henderson Hall, Va., Sept. 30, 2011. During the ceremony, Mullen retired after 43 years of military service and Army Gen. Martin Dempsey accepted the role of chairman.
DOD photo by U.S. Navy Petty Officer 1st Class Chad J. McNeeley
U.S. Navy Seaman Sarah Stone pulls a seat bucket on an F/A-18E Super Hornet from the Tophatters of Strike Fighter Squadron 14 aboard the aircraft carrier USS John C. Stennis in the Indian Ocean, Sept. 16, 2011. Stone is an aviation structural mechanic, equipment airman.
U.S. Navy photo by Petty Officer 3rd Class Will Tyndall
U.S. Army Lt. Col. Mark Reynolds helps test an Afghan man's vision using a visual acuity chart during a village medical outreach program in Herat province, Afghanistan, Sept. 27, 2011. U.S. troops participated in the program, which makes inexpensive glasses available to men, women and school children in the village.
U.S. Army photo by Spc. Benjamin Tuck
Air Force Staff Sgt. Bill Cenna, center, briefs Staff Sgt. Jason Ruiz on his patient's status during a training exercise on Joint Base Elmendorf-Richardson, Alaska, Sept. 21, 2011. Cenna and Ruiz are pararescuemen assigned to the 212th Rescue Squadron. The training focused on providing quick care while under fire. The soldiers, assigned to Company B, 509th Infantry Regiment, also received training on how to react when pararescuemen arrive at a casualty scene.
U.S. Air Force photo by Staff Sgt. Zachary Wolf
U.S. Defense Secretary Leon E. Panetta welcomes Belgian Defense Minister Pieter De Crem to the Pentagon, Sept. 27, 2011. Panetta hosted a working dinner, where the two defense leaders discussed a broad range of both bilateral and NATO-related security issues.
DOD photo by R.D. Ward
U.S. soldiers and Afghan border patrolmen walk up a mountainside while
providing security during a patrol outside Forward Operating Base Curry in Paktika province, Afghanistan, Sept. 20, 2011. The soldiers are assigned to Company B, 172nd Infantry Brigade.
U.S. Army photo by Spc. George Hunt
Army Spc. Andrew Burns selects a target during a brigade live-fire exercise on
Fort Bragg, N.C., Sept. 20, 2011. Burns is assigned to the 82nd Airborne Division's Headquarters Battery, 18th Fires Brigade.
U.S. Army photo by Sgt. James Bunn
U.S. soldiers speak with Abdul Ghani, the district governor for Spin Boldak, about placing Jersey barriers in his district in Kandahar province, Afghanistan, Sept. 15, 2011. The soldiers are assigned to the 504th Battlefield Surveillance Brigade. The Jersey barriers were moved to help increase security at the district center.
U.S. Army photo by Spc. Phil Kernisan