U.S. Army Sgt. Patricia A. O’Connell, a noncommissioned officer in charge of the helicopter landing zone assigned to Company A, 626th Brigade Support Battalion, 3rd Brigade, 101st Airborne Division, prepares to attach a 4,000-pound collapsible fuel bladder to the bottom of a helicopter during an aerial resupply mission at Forward Operating Base Sharana, Paktika province, Afghanistan, on Aug. 7, 2010.