170425-N-CM124-388 GREAT LAKES, Ill. (April 25, 2017) Water survival instructors assist a recruit learning to swim at the USS Indianapolis pool at Recruit Training Command (RTC). All recruits are required to pass the 3rd class swim qualification in order to graduate from boot camp. Approximately 38,000-40,000 recruits graduate annually from the RTC. (U.S. Navy photo by Susan Krawczyk/Released)