U.S. Navy Construction Mechanic 2nd Class Ben McCallum, assigned to Underwater Construction Team (UCT) 2, hands a Broco cutting rod to Navy Diver 2nd Class Chris Carlson, assigned to USS Emory S. Land (AS 39) underwater cutting operations on “Big Blue” mooring system in Apra Harbor, Guam, Dec. 11, 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)