171201-N-TW634-138 ATLANTIC OCEAN (Dec. 1, 2017) Sailors assigned to Unmanned Undersea Vehicle Squadron 1 (UUVRON 1), operating with Undersea Rescue Command (URC), disembark from the Norwegian construction support vessel Skandi Patagonia in a small boat, with the assistance of crew members and Argentine Navy partners, to deploy an unmanned underwater vehicle (UUV). Undersea Rescue Command, the U.S. Navy's only submarine rescue unit, mobilized to support the Argentine government's search and rescue efforts for the Argentine Navy diesel-electric submarine A.R.A. San Juan (S 42). (U.S. Navy photo by Mass Communication Specialist 2nd Class Derek Harkins/Released)