U.S. Air Force Master Sgt. Nicholas Voaklander, 555th Expeditionary Fighter Squadron AFE quality assurance noncommissioned officer in charge, inspects a pair of Coalition night vision goggles at Forward Operating Base Oqab, Afghanistan, Aug. 28, 2015. Airmen assigned to the 455th Air Expeditionary Wing visited Oqab and Hamid Karzai International Airport to share their aircrew flight equipment knowledge with their Afghan counterparts and also assist Train, Advise, Assist Command-Air with keeping Coalition AFE equipment current. (U.S. Air Force photo by Tech. Sgt. Joseph Swafford/Released)