U.S. Navy firefighters with the Region Mid-Atlantic Fire and Rescue assist in a simulated casualty during a vehicle-borne improvised explosive device response exercise as part of Solid Curtain-Citadel Shield (SC-CS) 2014 at Naval Station Norfolk, Va., Feb. 27, 2014. The SC-CS is an annual exercise designed to enhance the training and readiness of U.S. Navy security forces to respond to threats to installations and units. (U.S. Navy photo by Mass Communication Specialist 2nd Class Molly Greendeer/Released)