181030-N-GR168-1435 NORWEGIAN SEA (Oct. 30, 2018) Landing craft air cushion 84, assigned to Assault Craft Unit 4, transits the Norwegian Sea during exercise Trident Juncture 2018, Oct. 30, 2018. Trident Juncture is a NATO-led exercise designed to certify NATO response forces and develop interoperability among participating NATO allies and partner nations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Lyle Wilkie/Released)