Sink or Swim Marines tread water during an intermediate swim qualification at Camp H.M. Smith, Hawaii, Feb. 27, 2024. Marines from bases around Hawaii participated in the exercise which included a 250-meter swim, shedding gear and treading water. SHARE: Download: Full Size (1.11 MB) Tags: marine corps Credit: Marine Corps Sgt. Morgan L. R. Burgess VIRIN: 240227-M-UN760-1011A.JPG Photo Gallery