180616-N-UX013-0010 MEDITERRANEAN SEA (June 16, 2018) Aviation Electronics Technician 2nd Class Carrissa Houston tunes radio frequencies in an MH-60R Sea Hawk helicopter assigned to the “Vipers�? of Helicopter Maritime Strike Squadron (HSM) 48 aboard the guided-missile destroyer USS Jason Dunham (DDG 109). Jason Dunham 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 3rd Class Jonathan Clay/Released)