Tech. Sgt. Justin Samaniego, 433rd Operation Support Squadron survival evasion resistance and escape instructor, discusses open water rescue and recovery techniques with Airmen from the 433rd Aeromedical Evacuation Squadron during water survival training May 5, 2017 at Joint Base San Antonio-Canyon Lake. The triannual training is a requirement for all aircrew Air Force Specialty Codes and includes open water swimming and life raft training. (U.S. Air Force photo by Benjamin Faske)