Washington Army National Guard maintainers attached to California Army National Guard Company D, 1st Battalion, 140th Aviation Regiment, Task Force Dragon, 40th Combat Aviation Brigade, prepare a CH-47 Chinook helicopter for routine maintenance in Erbil, Iraq, June 18, 2016. The Chinook is part of a quick reaction force capable of rapidly deploying troops and off-road vehicles in response to an emergency. (U.S. Army Photo by Staff Sgt. Ian M. Kummer, 40th Combat Aviation Brigade Public Affairs)
<br>Unit: 40th Combat Aviation Brigade
Staff Sgt. Ian Kummer
Taken on 18 June 2016
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