181027-N-ZK016-0134 NORWEGIAN SEA (Oct. 27, 2018) Machinist Mate 2nd Class Justin Vaughn monitors the fluid control system of the Wasp-class amphibious assault ship USS Iwo Jima (LHD 7) during a replenishment-at-sea, Oct. 27, 2018. Iwo Jima is currently underway participating in Trident Juncture 2018, which is 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 3rd Class Joe J. Cardona Gonzalez/Released)