Damage Controlman 2nd Class Calum Jacobs prepares to enter a space aboard the guided missile destroyer USS Porter (DDG 78) during a simulated flooding scenario.

MEDITERRANEAN SEA (Jan. 04, 2017) Damage Controlman 2nd Class Calum Jacobs prepares to enter a space aboard the guided missile destroyer USS Porter (DDG 78) during a simulated flooding scenario. Porter, forward-deployed to Rota, Spain, is conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests in Europe. (U.S. Navy photo by Mass Communication Specialist Seaman Ford Williams) File# 170104-N-JI086-011