150325-N-JN664-242 MEDITERRANEAN SEA (March 25, 2015) The guided-missile destroyer USS Donald Cook (DDG 75) conducts flight quarters with a Royal Navy Lynx helicopter. Donald Cook, forward-deployed to Rota, Spain, is conducting naval operations in the U.S. 6th Fleet area of responsibility in support of U.S. national security interests in Europe. (U.S. Navy photo by Mass Communication Specialist 2nd Class Karolina A. Oseguera/Released)