The Naval Update Map shows the approximate current locations of U.S. Carrier Strike Groups (CSGs) and Amphibious Ready Groups (ARGs), 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 over the world's oceans. A CSG is centered on an aircraft carrier and includes significant offensive strike capability. An ARG is centered on three amphibious warfare ships, with a Marine Expeditionary Unit embarked. Carrier Strike Groups CVN 69: The USS Dwight D. Eisenhower is underway in the Atlantic Ocean for routine training. CVN 72: The USS Abraham Lincoln is underway in the U.S. 5th Fleet area of operations (AOR) in support of naval operations to ensure maritime stability and security in the Central Region.