ATLANTIC OCEAN (March 6, 2021) Staff Sgt. Hunter Rook, assigned to the 24th Marine Expeditionary Unit (24th MEU), stands up an observation post aboard the Harpers Ferry-class dock landing ship USS Carter Hall (LSD 50) during a live-fire exercise with the Iwo Jima Amphibious Ready Group, March 6, 2021. Carter Hall is conducting training with Amphibious Squadron 4 and the 24th MEU as part of the Iwo Jima Amphibious Ready Group. (U.S. Navy photo by Mass Communication Specialist Seaman Sawyer Connally)