SANTA RITA (Dec. 3, 2020) Sailors from Naval Submarine Training Center Pacific Detachment Guam and the Ohio-class ballistic missile submarine USS Ohio (SSGN 726) combat a controlled fire during a training exercise inside of the Mobile Structural Fire Trainer MT-1000, Dec., 3, 2020. NSTCP, Detachment Guam, provides training for the four Los Angeles-class fast-attack submarines assigned to Commander, Submarine Squadron 15 and submarines deployed throughout the region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Randall W. Ramaswamy)