Fargo, N.D., native Spc. Bryan Vigen, an AH-64D Apache attack helicopter repair worker for Company B, 615th Aviation Support Battalion, 1st Air Cavalry Brigade, 1st Cavalry Division, marks multiple parts and bolts, March 29, so that following repair workers can tell if they have moved or loosened since the last time they were inspected. Vigen, along with fellow Soldiers, work day and night at Camp Taji, Iraq, to keep aircraft flying and supporting coalition forces throughout Baghdad. (U.S. Army photo by Spc. Nathan Hoskins, 1st Air Cavalry Brigade)