Sergeant 1st Class Armando Arteagaharo, water training instructor from Ft. Lee, Va., shows students how to use a Reverse Osmosis Water Purification Unit at Soto Cano Air Base, Honduras, May 4. The ROWPU training course, taking place May 3-7, teaches JTF-Bravo members how to operate the system, which can be used to provide drinkable water from any water source. JTF-Bravo maintains ROWPU capability in order to assist in disaster relief situations where clean drinking water is needed. (U.S. Air Force photo by 1st Lt. Jen Richard)