170719-N-TP834-003 GUANTANAMO BAY, Cuba (July 19, 2016) Sailors assigned to the Naval Station Guantanamo Bay (NSGB) security department chase a simulated unauthorized vessel a during port security drill. NSGB provides support to the U.S. Navy and U.S. Coast Guard vessels, and partner navies in the Caribbean area of operations. (U. S. Navy photo by Mass Communication Specialist 1st class John Philip Wagner Jr./Released)