The United States Army on the Alsace Front in France during World War II. Soldiers of the 7th US Army aboard tanks cross over a bridge. The bridge is exploded after the tanks cross. US Engineer Battalion places TNT ( trinitrotoluene) explosives in a captured blockhouse. The blockhouse is exploded. 79th Infantry Division troops move on roads along with tanks. Guns mounted on the tanks are fired. The troops run to take cover. The troops and the tanks cross a bridge. Soldiers fire from a bombed building. Soldiers carrying ammunition run along bombed buildings.