U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, takes a photo with a U.S. sailor while aboard the USS Donald K. Ross on Naval Station Rota, Spain, Dec. 6, 2014. Dempsey is visiting U.S. service members who are deployed outside the United States during the holidays. DoD photo by D. Myles Cullen
U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, takes a photo with a U.S. sailor while aboard the USS Donald K. Ross on Naval Station Rota, Spain, Dec. 6, 2014. Dempsey is visiting U.S. service members who are deployed outside the United States during the holidays. DoD photo by D. Myles Cullen