The 511th Engineer Dive Detachment standby diver jumps into the water during a supervisor qualification training scenario at Joint Base Langley-Eustis, Virginia, Aug. 22, 2018. There are four dive teams at JBLE who rotate duties throughout the year: on deployment; deployment recovery; home-station operational duties; and deployment preparation. (U.S. Air Force photo y Senior Airman Tristan Biese)