U.S. Coast Guard Port Security Unit (PSU) 311 members unload a barge on San Clemente Island, June 21, 2022. PSUs serve as anti-terrorism force protection expeditionary units, with boat crews and shore-side security teams capable of supporting port, waterway, and coastal security within the United States or anywhere in the world. (U.S. Coast Guard photo by Petty Officer 3rd Class Alex Gray)