SAN DIEGO (April 20, 2021) The Sea Hunter medium displacement unmanned surface vessel launches from Naval Base Point Loma for the U.S. Pacific Fleet�s Unmanned Systems Integrated Battle Problem 21 (UxS IBP 21), April 20. UxS IBP 21 integrates manned and unmanned capabilities into operational scenarios to generate warfighting advantages. (U.S. Navy photo by Mass Communication Specialist 2nd Class Thomas Gooley)