Casualty evacuation, frequently referred to as CASEVAC, is one of the most physically and mentally grueling tasks faced by military personnel. There is nothing quite like adding an "injured man drill" to an already long and exhausting training day to challenge the will of your team. CASEVAC tests every facet of physical strength and endurance, as well as team cohesiveness, leadership and communications. There are reasons why we practice this type of drill: when it happens for real, you must