180507-N-RG482-437 NAVAL STATION ROTA, Spain (May 7, 2018) Cmdr. David Coles, executive officer of the Arleigh Burke-class guided-missile destroyer USS Ross (DDG 71), far left, waves to families on the pier as the ship arrives at Naval Station Rota, Spain, following a four-month patrol in the U.S. 6th Fleet area of operations May 7, 2018. The patrol was the sixth for Ross, which is forward-deployed to Rota, in support of U.S. 6th Fleet as well as regional allies and partners and U.S. national security interests in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 1st Class Kyle Steckler/Released)