Norwegian army Chief of Defence Gen. Eirik Kristoffersen, center left, poses for a photo with the briefing staff of the Combined Joint Logistics Support Group during a tour of the CJLSG prior to exercise Cold Response 26 in Kjeller, Norway, Feb. 23, 2026. A key component of NATO's enhanced vigilance activity Arctic Sentry, exercise Cold Response 26 is a Norwegian-led winter military exercise designed to enhance collective defense capabilities and ensure U.S. readiness to rapidly deploy and seamlessly operate alongside NATO Allies in challenging arctic conditions. (U.S. Marine Corps photo by Sgt. Rafael Brambila-Pelayo) - Norwegian army Chief of Defence Gen. Eirik Kristoffersen, center left, poses for a photo with the briefing staff of the Combined Joint Logistics Support Group during a tour of the CJLSG prior to exercise Cold Response 26 in Kjeller, Norway, Feb. 23, 2026. A key component of NATO's enhanced vigilance activity Arctic Sentry, exercise Cold Response 26 is a Norwegian-led winter military exercise designed to enhance collective defense capabilities and ensure U.S. readiness to rapidly deploy and seamlessly operate alongside NATO Allies in challenging arctic conditions. (U.S. Marine Corps photo by Sgt. Rafael Brambila-Pelayo)