Rescue Training Navy Petty Officer 1st Class Chris Nelson hoists Navy Petty Officer 1st Class Harrison Greenmaki out of the water after he rescues a dummy during training at Naval Support Activity Panama City, Fla., Aug. 24, 2016. Nelson, a crew chief, and Harrison, a search and rescue swimmer, are assigned to the Naval Surface Warfare Center Panama City Division's aviation unit. Navy photo by Petty Officer 2nd Class Fred Gray IV SHARE: Download: Full Size (0.36 MB) Credit: Petty Officer 2nd Class Fred Gray IV VIRIN: 160824-N-TI693-213.JPG Photo Gallery