181212-N-DA434-005 MAYPORT, Fla. (Dec. 12, 2018) Sailors aboard the Arleigh Burke-class guided-missile destroyer USS Farragut (DDG 99) work with Naval Base Mayport federal firefighters, Jacksonville Fire and Rescue Department and Southeast Regional Maintenance Center drill inspectors during a Chapter 13 drill, Dec. 12, 2018. The drill simulates an in-port casualty that allows Sailors and shore-based firefighting departments to practice damage control and emergency response as a team. (U.S. Navy photo by Mass Communication Specialist 3rd Class Alana Langdon/Released)