170426-N-FV739-034 CORONADO, Calif. (April 26, 2017) Contractors from Phoenix Holdings International and Oceaneering Technologies install a Submarine Rescue Diving and Recompression System (SRDRS) aboard the Military Sealift Command-chartered merchant vessel HOS Dominator. The integration of the SRDRS is the first of its kind aboard a U.S. Navy vessel and will contribute to the operational readiness as well as the certification of the Navy’s deep-sea submarine rescue capabilities. (U.S. Navy photo by Mass Communication Specialist 3rd Class Christopher A. Veloicaza/Released)