Fireman Corey Mosley, an engineer at Coast Guard Station Honolulu, prepares to take a 24-foot sailboat in tow from a 45-foot Response Boat-Medium in Kalihi Channel, Sept. 29, 2015. Crew members responded to the distressed mariner after receiving a mayday call over VHF radio channel 16. (U.S. Coast Guard photo by Petty Officer 3rd Class Sean Mazer/Released)