181030-N-ZZ999-221 NORWAY (Oct. 30, 2018) The Royal Navy frigate HMS Northumberland (F 238) carries out naval gunfire support exercises during exercise Trident Juncture 18 off the coast of Norway, Oct. 30, 2018. Trident Juncture 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 courtesy of Royal Naval Reserve PO(Phot) Jim Gibson/Released)