U.S. Marine Corps Cpl. Gonzalo Loeza, Marine Combat Instructor of Water Survival, speaks about the test out portion of the advanced water survival course held on Camp Hansen, Okinawa, Japan, Oct. 31, 2025. The course focused on a variety of rescues and strokes, which reinforced the Marines' amphibious nature. (U.S. Marine Corps video by Sgt. Briana Vera)