181113-N-GR168-1160 PLYMOUTH, England (Nov. 13, 2018) A tug boat guides the San Antonio-class amphibious transport dock ship USS New York (LPD 21) in Plymouth, England, Nov. 13, 2018. New York recently completed exercise Trident Juncture 18. Trident Juncture was a NATO-led exercise designed to certify NATO response forces and develop interoperability among participating NATO allied and partner nations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Lyle Wilkie/Released)