Vice Admiral Linda Fagan, commander Pacific Area, visits a battle position at Joint Task Force Guantanamo Bay, Cuba, staffed by deployed servicemembers from Coast Guard Port Security Unit 311, Dec. 14, 2018. Coast Guard PSUs serve as anti-terrorism force protection expeditionary units, with boat crews and shore-side security teams capable of supporting port and waterway security within the United States or anywhere in the world. U.S. Coast Guard photo by Petty Officer 1st Class Matthew S. Masaschi