141002-F-YX485-999
A Ranger Assessment Course student is pushed into a pool as part of the combat water survival portion of RAC, Oct. 2, 2014, in Las Vegas. Before entering the water, students wear blacked out goggles and are spun three times before being blindly pushed into the pool by an instructor. (U.S. Air Force photo/Airman 1st Class Christian Clausen)