'By Far the Hardest Thing I Have Done': Aviation Soldiers March Through Arabian Desert for Nordic Skills Badge U.S. soldiers with the 28th Expeditionary Combat Aviation Brigade test their minds and bodies at Camp Buehring, Kuwait, during an 18.6-mile timed march, aiming to earn the Norwegian Foot March Badge, April 17, 2021. The event required soldiers to march in their full uniform while wearing a rucksack weighing 25 pounds. (Michael Gross/U.S. Army) 21 Apr 2021 Some 100 U.S. soldiers in Kuwait grabbed their loaded rucksacks and marched through the desert in a bid to prove their mental and physical endurance was up to Nordic standards.