The Naval Update Map shows the approximate current locations of U.S. Carrier Strike Groups and Amphibious Ready Groups, based on available open-source information. No classified or operationally sensitive information is included in this weekly update. CSGs and ARGs are the keys to U.S. dominance of the world's oceans. A CSG is centered on an aircraft carrier, which projects U.S. naval and air power and supports a Carrier Air Wing, or CVW. The CSG includes significant offensive strike capability. An ARG is centered on three amphibious warfare ships, with a Marine Expeditionary Unit embarked. An MEU is built around a heavily reinforced and mobile battalion of Marines. Carrier Strike Groups The USS Nimitz CSG with Carrier Air Wing 11 embarked is conducting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet AOR. The USS Harry S. Truman CSG with Carrier Air Wing 3 embarked is underway in the U.S. 5th Fleet AOR supporting maritime security
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