Spc. Ryan Poling attaches a water hose to a pump in preparation for filling a water buffalo during Warrior Exercise 78-15-01 at Fort A.P. Hill, Va., Jan. 14, 2015. Poling, from Parsons, W.Va., is a member of the U.S. Army Reserve’s 326th Quartermaster Company (Water Storage and Distribution). The 326th operates Reverse Osmosis Purification Units, drawing water from a local pond, purifying the water, then moving the water to the training sites here. Approximately 4000 active duty, National Guard, Army Reserve and U.S. Navy personnel are participating in WAREX 78-15-01 at multiple locations in the eastern US. (U.S. Army Photo by Master Sgt. D. Keith Johnson/Released)