Cold Water Ice Diving Course
U.S. Coast Guard diver, a student in the Cold Water Ice Diving (CWID) course, gives the okay signal as he surfaces from the water tank at the Minnesota School of Diving, Minnesota, Feb. 1, 2022. The CWID course trains and prepares military divers for diving operations in high-latitude environments. (U.S. Coast Guard photo by Petty Officer 3rd Class Jessica Fontenette)

Photo by: PA3 Jessica Fontenette |  VIRIN: 220201-G-XT974-1027.JPG