Coast Guardsmen from Port Security Unit 305 aboard a 32-foot Transportable Port Security Boat patrol the waters off the coast of Guantanamo Bay, Cuba, Wednesday, July 19, 2017. PSUs are reserve-staffed units who train in preparation for deployments capable of conducting joint operations worldwide in support of the Department of Defense. U.S. Coast Guard
Bob Collet / Alamy Stock Photo
Image ID: PTFRA4
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