NAVAL AMPHIBIOUS BASE CORONADO, Calif. (Feb. 2, 2021) Steelworker Constructionman Alexander Rose, attached to Amphibious Construction Battalion 1 (ACB 1), grinds out a metal strip in preparation for welding on Naval Amphibious Base Coronado, Feb. 2, 2021. ACB 1 conducts ship-to-shore transportation in support of amphibious operations around the world. (U.S. Navy photo by Mass Communication Specialist 2nd Class Storm Henry)