A water treatment specialist attached to the 652nd Regional Support Group ensures water flows into a temporary shower facility for Army Reserve Soldiers at Combat Support Training Exercise (CSTX) 22, June 13, Fort Hunter Liggett, Calif. The CSTX is a joint exercise that prepares units for operational deployments around the world. The 652nd RSG is based in Helena, Mont., and will take over operations from the 653rd Regional Support Group until the end of the exercise. (U.S. Army Photo by Maj. Alun Thomas, 653rd RSG Public Affairs)