A U.S. Air Force A-10C Thunderbolt II aircraft assigned to the 74th Expeditionary Fighter Squadron receives fuel from a KC-135 Stratotanker aircraft assigned to the 340th Expeditionary Air Refueling Squadron Oct. 2, 2013, over Afghanistan.
(DoD photo by Staff Sgt. Stephany Richards, U.S. Air Force). Original public domain image from Flickr