Behind the deadly front lines where Ukrainian and Russian soldiers are locked in combat, a less-noticed life-or-death battle is raging to keep troops supplied with arms and ammunition. The side that loses that fight is the one that will lose the war. It is a lesson Washington is relearning.
Russia’s invasion of Ukraine has exposed huge shortfalls in Western defense-industry capacity and organization. The U.S. and its allies aren’t prepared to fight a protracted war in the Pacific, and would struggle with a long European conflict.