다음 채널에서 시청 가능: Prime Video, HISTORY Vault, Hulu, Sling TV
시즌 1, 에피소드 3: War inevitably breaks out again. The men who came of age in battle now must rely upon past experiences to fight a new conflict as they face the greatest challenge humanity has ever seen.
Documentary · 2014년 5월 28일 · 1시간 28분