U.S. Marine Corps Sgt. Ethan Zilske, a platoon sergeant, with 3rd Battalion, 4th Marine Regiment, 1st Marine Division, observes targets through binoculars during a range familiarization training as part of ARTIC EDGE 25 at Joint Base Elmendorf-Richardson, Alaska, Aug. 16th, 2025. Specialized Artic training generates valuable lessons learned for warfighters and enablers ensuring they can execute their assigned missions in any environment. AE25 is a NORAD and U.S. Northern Command-led homeland defense exercise designed to improve readiness, demonstrate capabilities and enhance Joint and Allied Force interoperability in the Arctic. (U.S. Marine Corps Photo by Lance Cpl. Edward Spears)