A Soldier purifies water using the 72-hour survival kit included in the Air SS during testing at the SERE School at Fort Rucker, AL, on Sept.17, 2014. The tests were conducted by USAOTC in support of PdM Air Warrior’s Air SS milestone C low-rate initial production decision and also shed light on shortcomings in test policies, techniques and procedures. (Photo by CPT Lev Mazères)