Army Sgt. Daniel Martwick, Headquarters and Headquarters Company, 173rd Airborne Brigade Combat Team, tightens a bolt on a 155mm Howitzer at Camp Wright in Kunar province, Afghanistan.
Staff Sgt. Brandon Aird
<a rel="nofollow" class="external free" href="https://www.dvidshub.net/image/61573">https://www.dvidshub.net/image/61573</a>