MANAMA, Bahrain (Feb. 26, 2021) Lt. Matthew Johnson, right, a registered nurse assigned to Navy Medicine Readiness and Training Unit Bahrain, verifies the medical paperwork of amphibious transport dock ship USS San Diego (LPD 22) Commanding Officer Capt. Kevin Ralston before administering the COVID-19 vaccine in Manama, Bahrain, Feb. 26. San Diego, part of the Makin Island Amphibious Ready Group, and the 15th Marine Expeditionary Unit are deployed to the U.S. 5th Fleet area of operations in support of naval operations to ensure maritime stability and security in the Central Region, connecting the Mediterranean and Pacific through the western Indian Ocean and three strategic choke points. (U.S. Navy photo by Mass Communication Specialist 2nd Class Brandon Woods)