JACKSONVILLE, Fla. (Feb. 7, 2018) Senior Chief Fire Controlman Ernest Johnson secures the quarterdeck during a small boat attack drill onboard the Freedom-class littoral combat ship USS Detroit (LCS 7) as part of Exercise Solid Curtain-Citadel Shield (SC-CS) 2018. SC-CS is an annual anti-terrorism force protection exercise designed to train Navy security forces to respond to the changing and dynamic threats to installations and units. ( Navy Photo by Mass Communication Specialist 3rd Class Kristopher S. Haley/released

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: anti-terrorism, boat, chief, citadel, curtain, guard, lcs, ops, security, shield, solid