INDIAN OCEAN (Dec. 13, 2021) Sailors conduct checks on an F-35C Lightning II, assigned to the “Argonauts” of Strike Fighter Squadron (VFA) 147, aboard the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70), Dec. 13, 2021. Carl Vinson Carrier Strike Group and elements of the Royal Australian Navy are conducting a bilateral training exercise to test and refine warfighting capabilities in support of a free and open Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Micheal Mensah)