War Fronts Sept 1 1944 By United Press NORTHERN FRANCE American Third army plunges toward German border to continue lightning drive that took Verdun and St. Mihiel; other allied forces reported at Belgian frontier north of Sedan. SOUTHERN FRANCE Americans and French roll toward Lyon on 65 mile front; Germans reported evacuating city as American spearhead knifes to within 40 miles. RUSSIA Soviet forces push 35 miles south of liberated Bucharest to capture Girgiu on Bulgarian border and free 200 mile stretch of Danube river. ITALY Poles and British push toward seaport of Rimini as Eighth army scores new gains along entire front from Florence to Adriatic. AIR WAR Allied armadas pound Germans from English channel to Balkans, raking retreat lines in west and snarling communications deep in Europe; rocket launching sites again attacked. CHINA Seven Japanese divisions push toward Kweilin on 80-mile front; Chinese attack enemy supply lines. BURMA Second British column reaches upper Chindwin river; imperial units clear Japs from much of west bank.