U.S. Air Force Maj. Marcus Neuffer, left, an ophthalmologist with the 455th Expeditionary Medical Group, administers an eye exam to an Afghan patient July 10, 2013, at the Korean hospital at Bagram Airfield, Afghanistan.
Neuffer and his technician, Airman 1st Class Chellbie Gonzales, volunteered their services once a week at the Korean hospital, one of two hospitals that treated walk-in Afghan patients. (DoD photo by Staff Sgt. Stephenie Wade, U.S. Air Force) Original public domain image from Flickr