150925-N-XG464-144 ROTA, Spain (Sept. 25, 2015) Cmdr. Peter Halvorsen, from Portsmouth, R.I., executive officer aboard the guided-missile destroyer USS Carney (DDG 64), hugs his children Sept. 25, 2015 as the ship arrives at Naval Station Rota. Carney is the fourth of four Arleigh Burke-class guided-missile destroyers to be forward-deployed in Rota to fulfill the United States' phased commitment to NATO ballistic missile defense (BMD) while also carrying out a wide range of missions to support the security of Europe. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jonathan B. Trejo/Released)