A pair U.S. Air Force A-10 Warthogs, assigned to the 163rd Expeditionary Fighter Squadron, wait to receive fuel from a KC-135 Stratotanker, 340th Expeditionary Aerial Refueling Squadron, over Southwest Asia, Oct. 13, 2015. Coalition forces fly daily missions in support of Operation Inherent Resolve. (U.S. Air Force photo by Senior Airman Taylor Queen/Released)