WRIGHT-PATTERSON AIR FORCE BASE, Ohio - Jeff Klingman, an EDGE Outreach representative, demonstrates the water purification machine from EDGE Outreach at the 445th Airlift Wing June 29. Trained volunteers can install a mini water treatment facility anywhere in the world that can service a village of up to 10,000 people indefinitely. (U.S. Air Force photo/Staff Sgt. Amanda Duncan)