A CH-47 Chinook helicopter crew chief watches the terrain during an air assault mission to the District Center of Daymirdad, Wardak province, Afghanistan, Jan. 9, 2011.
Sgt. Sean Casey
Taken on 9 January 2011
<a rel="nofollow" class="external free" href="https://www.dvidshub.net/image/357131">https://www.dvidshub.net/image/357131</a>