HOSE LINE U.S. Army Spc. Rachael Potts and an Iraqi engineer prepare a hose that will run dirty water through a solar-powered water filtration system during a demonstration for several Madain region engineers on Forward Operating Base Hammer, Iraq, Sept. 5, 2009. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 010096-S-KTW63-220.jpg Photo Gallery