151027-N-JD834-034 SANTA RITA, GUAM (Oct. 27, 2015) Chief Navy Diver Jericho Diego, left, the diving supervisor for the submarine tender USS Emory S. Land (AS 39), watches Navy Diver 1st Class Gregory Schuy, center, during a certification renewal for the shipboard mounted recompression chamber onboard USS Emory S. Land (AS 39). The recompression chamber is used to treat diving-related illnesses. Emory S. Land is a forward deployed expeditionary submarine tender on an extended deployment conducting coordinated tended moorings and afloat maintenance in the U.S. 5th and 7th Fleet areas of responsibility. (U.S. Navy photo by Mass Communication Specialist Seaman Michael Doan/Released)