Petty Officer 3rd Class Edwin Chun, a damage controlman, unclogs a deck drain onboard USCGC Kukui (WLB 203), March 17, 2016. As a damage controlman, Chun is responsible for watertight integrity, emergency equipment associated with firefighting and flooding, plumbing repairs as well as welding fabrication and repairs. (U.S. Coast Guard photo by Petty Officer 2nd Class Melissa E. McKenzie/Released)