Arctic tents are shown set up Dec. 10, 2020, at a North Post training area at Fort McCoy, Wis.Cold-Weather Operations Course (CWOC) Class 21-01 students set up the tents for their first night of staying in the field.CWOC students are trained on a variety of cold-weather subjects, including snowshoe training and skiing as well as how to use ahkio sleds and to use Arctic tents.Training also focuses on terrain and weather analysis, risk management, cold-weather clothing, developing winter fighting positions in the field, camouflage and concealment, and numerous other areas that are important to know in order to survive and operate in a cold-weather environment.The training is coordinated through the Directorate of Plans, Training, Mobilization and Security at Fort McCoy.