U.S. Air Force aircrew assigned to the 340th Expeditionary Air Refueling Squadron talk with maintainers before taking flight on a KC-135 Stratotanker  from Al Udeid Air Base, Qatar, March 29, 2016. As of March 14, U.S. and partner nation aircraft have flown an estimated 86,058 sorties in support of operations in Iraq and Syria. (U.S. Air Force photo by Staff Sgt. Corey Hook/Released)
<br>Unit: U.S. Air Forces Central Command Public Affairs
Staff Sgt. Corey Hook
Taken on 29 March 2016
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