Lt. Col. (Dr.) Carlos Ayala, the chief of ear, nose and throat, and facial plastic surgery with the 455th Expeditionary Medical Group, performs a facial reconstruction on a patient in the Craig Joint Theater Hospital at Bagram Airfield, Afghanistan, July 7, 2011. Ayala serves as the only facial plastic surgeon in Afghanistan and provides care to local nationals, Afghan National Police and U.S. service members who have experienced head or neck trauma. (Courtesy photo)