A group of Soldiers, who are assigned to 1st Stryker Brigade Combat Team, 25th Infantry Division, wait for an exercise brief while conducting a force protection mission at Clear Air Force Station March 13 as part of the U.S. Army Alaska-led Joint Force Land Component Command in support of Alaskan Command's exercise Arctic Edge 18 conducted under the authority of U.S. Northern Command. Arctic Edge 2018 is a biennial, large-scale, joint-training exercise that prepares and tests the U.S. military's ability to operate tactically in the extreme cold-weather conditions found in Arctic environments. (U.S. Navy photo by Mass Communication Specialist 1st Class Kiona Miller/Released)