U.S. Air Force Staff Sgt. Benjamin Cisneros guides a new length of water pipe into position while Staff Sgts. Rodolfo Pena and Randy Blount prepare to connect the new segment on Bagram Air Base, Afghanistan, July 11, 2008. The three are assigned to the 1st Expeditionary RED HORSE Group. The system will pump about 165,000 gallons of water per day from a well drilled into an underground aquifer.