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A Close-In Weapons System (CIWS) engages a simulated target during live-fire exercise aboard the U.S. Navy’s only forward-deployed aircraft carrier, USS Ronald Reagan (CVN 76), in the Philippine Sea, Oct. 12. Ronald Reagan, the flagship of Carrier Strike Group 5, provides a combat-ready force that protects and defends the United States, and supports alliances, partnerships and collective maritime interests in the Indo-Pacific region.