PACIFIC OCEAN (April 23, 2021) Sailors assigned to amphibious landing transport dock USS Anchorage (LPD 23) prepare a missile target during U.S. Pacific Fleet's Unmanned Systems Integrated Battle Problem (UxS IBP) 21. UxS IBP 21 integrates manned and unmanned capabilities into challenging operational scenarios to generate warfighting advantages. (U.S. Navy photo by Mass Communication Specialist 2nd Class Brandon Williamschurch)