Chairman of the Joint Chiefs of Staff Gen. Martin E. Dempsey talks with USO talent and staff before they all begin their first troop visit and perform their first show of the 2014 Chairman USO Holiday tour in Rota, Spain, Dec. 6, 2014. Country music artist Kellie Pickler, retired Chicago Bear middle linebacker Brian Urlacher, actress Dianna Agron, Deanie Dempsey, Gen. Martin Dempsey, comedian Rob Riggle, actress Meghan Markle, Washington Nationals pitcher Doug Fister and USO President Dr. J.D. Couch are accompanying the Chairman to five different countries where U.S. service members are deployed. (DOD photo by D. Myles Cullen/Released)