160429-N-SU278-493 PACIFIC OCEAN (Apr. 29, 2016) – The close-in weapon system (CIWS) test fires from aboard the Arleigh Burke class guided-missile destroyer USS Spruance (DDG 111) during a weapons systems test. Spruance, along with the guided-missile destroyers USS Momsen (DDG 92) and USS Decatur (DDG 73), and embarked “Devil Fish” and “Warbirds” detachments of Helicopter Maritime Strike Squadron (HSM) 49, are deployed as part of a U.S. 3rd Fleet Pacific Surface Action Group (PAC SAG) under Destroyer Squadron (CDS) 31. (U.S. Navy photo by Mass Communication Specialist 2nd Class Will Gaskill/Released)