ATLANTIC OCEAN (Oct. 9, 2023) Technicians complete the assembly of a Transwing unmanned aircraft system prior to loading the payload and power source aboard the Spearhead-class expeditionary fast transport ship USNS Burlington (T-EPF 10) during U.S. 4th Fleet's Hybrid Fleet Campaign Event in the Atlantic Ocean, Oct. 9, 2023. The Hybrid Fleet Campaign Event, previously referred to as Fleet Experimentation Program (FLEX), provides an opportunity for the Office of Naval Research's Scientists-to-Sea program to witness research and development progress for, and demonstrations of, unmanned systems and their adaptations in support of the Chief of Naval Operations Navigation Plan 2022. (U.S. Navy photo by Chief Mass Communication Specialist John R. Fischer)