150228-N-JN664-102 MEDITERRANEAN SEA (Feb. 28, 2015) Sailors participate in a chemical, biological, radiological drill aboard USS Donald Cook (DDG 75) Feb. 28, 2015. Donald Cook, an Arleigh Burke-class guided-missile destroyer forward-deployed to Rota, Spain, is conducting naval operations in the 6th Fleet area of operations in support of national security interests in Europe. ( Navy photo by Mass Communication Specialist 2nd Class Karolina A. Oseguera/Released)

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Size: 1901px × 1314px
Photo credit: © DOD Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, approved, army, force, military, navy, states, united, usa