U.S. Coast Guard Petty Officer 1st Class Ethan McKenzie, an aviation survival technician assigned to Coast Guard Air Station Barbers Point in Kapolei, Hawaii, detaches a rescue sling from a rescue mannequin during training at Bellows Air Force Base in Waimanalo, Hawaii, April 29, 2026. Rescue mannequins, often referred to as "Oscar" or "Ruth", are used to simulate a survivor in distress during search and rescue training. (U.S. Coast Guard photo by Petty Officer 2nd Class Tyler Robertson)