200214-N-YD647-0169 SANTA RITA, Guam (Feb. 14, 2020) Electronics Technician (Communications) 3rd Class Evan Dube, assigned to the Los Angeles-class fast attack submarine USS Oklahoma City (SSN 723), observes a McCool Elementary School student don a fire fighter's ensemble (FFE) during a hands-on demonstration at the Cmdr. William C. McCool Elementary School on Naval Base Guam. Oklahoma City is one of four forward-deployed submarines assigned to Commander, Submarine Squadron Fifteen out of Apra Harbor, Guam. (U.S. Navy photo by Mass Communication Specialist 2nd Class Destinyy Reed/Released)