Onboard the US Navy (USN) Wasp Class Amphibious Assault Ship, USS BOXER (LHD 4), Sailors dressed in Joint Service Lightweight Integrated Suit Technology (JSLIST) protective suits tests for contaminants during a Nuclear, Biological, Chemical (NBC) drill, as Sailors assigned to the Damage Control Training Team monitor the situation. The drill is part of the Unit Level Training and Assessment (ULTRA), designed to test the ship's various training teams' capabilities and readiness. The BOXER is currently underway in the Pacific Ocean conducting shipboard training and flight deck qualifications