Members of U.S. Coast Guard Port Security Unit (PSU) 301 sleep as they wait to continue their travel to Falmouth, MA after a nine month overseas deployment, December 19, 2019. The Cape Cod-based unit is one of eight Coast Guard Reserve Port Security Units strategically located throughout the United States. 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 1st Class Emaia Rise)