171121-N-CW570-0134 SANTA RITA, Guam (Nov. 21, 2017) U.S. Navy Seabees assigned to Underwater Construction Team (UCT) 2 prepare for surface supplied diving operations on the Big Blue mooring system in Apra Harbor, Guam, Nov 21, 2017. UCT 2 provides construction, inspection, maintenance, and repair of underwater and waterfront facilities in support of the Pacific Fleet. (U.S. Navy photo by Mass Communication Specialist 1st Class Arthurgwain L. Marquez/Released)