Coast Guardsmen from Port Security Unit 305 aboard a 32-foot Transportable Port Security Boat escort the Coast Guard Cutter Reliance and a commercial vessel as the two ships transit into and out of Naval Station Guantanamo Bay, Cuba, Wednesday, July, 19, 2017. PSU crew members serve as armed escorts to Coast Guard cutters, Navy ships and commercial vessels traveling into Guantanamo Bay and to commercial ships transiting through Guantanamo Bay en route to Cuba. U.S. Coast Guard photo by Petty Officer 2nd Class Matthew S. Masaschi