APRA HARBOR, Guam (Dec. 17, 2021) A member of Underwater Construction Team 2 (UCT-2) tends to a Republic of Korea (ROK) Underwater Construction Team (UCT) diver entering the water during the Multinational Underwater Repair Exercise (MUREX 21) in Apra Harbor, Guam on December 17, 2021. This is the first-ever MUREX, an exercise designed to develop interoperability in underwater construction operations, build diving expertise, and foster camaraderie between the ROKN UCT and the U.S. Navy’s UCT-2 and Mobile Diving and Salvage Unit ONE (MDSU-1). (Photo by Information Systems Technician Second Class Michael Czuprynski).